| 戦争 | せんそう | war; fighting; fierce competition | |
| 戦う | たたかう | to make war (on); to wage war (against); to go to war (with); to fight (with) | n4 |
| 戦い | たたかい | battle; war; fight; conflict | n2 |
| 戦略 | せんりゃく | strategy; tactics | n2 |
| 戦 | いくさ | war; battle; campaign; fight | |
| 挑戦 | ちょうせん | challenge; defiance; dare; attempt | n1 |
| 戦闘 | せんとう | battle; fight; combat | n2 |
| 戦後 | せんご | postwar period; period after Second World War | n2 |
| 戦場 | せんじょう | battlefield; battleground | n1 |
| 戦国 | せんごく | country in civil war; country disarrayed by war; Warring States period (Japan, China); competition in which there are several evenly matched participants | |
| 大戦 | たいせん | great war; great battle; world war | n2 |
| 戦慄 | せんりつ | shudder; shiver; trembling with fear | n1 |
| 作戦 | さくせん | tactics; strategy; military operation; naval operation | n1 |
| 合戦 | かっせん | battle; fight; fighting; engagement | |
| 終戦 | しゅうせん | end of war; cessation of hostilities | n1 |
| 戦前 | せんぜん | pre-war days; before the war | n1 |
| 敗戦 | はいせん | defeat; lost battle; losing a war | |
| 戦死 | せんし | death in battle | |
| 戦時 | せんじ | wartime | |
| 戦士 | せんし | soldier; combatant; warrior | |
| 実戦 | じっせん | combat; battle; action; active service | n2 |
| 決戦 | けっせん | decisive battle; deciding match; play-off | |
| 対戦 | たいせん | fighting (against); taking on (an opponent); facing; confronting | n1 |
| 戦く | おののく | to shake (from fear, cold, excitement, etc.); to shudder; to tremble | |
| 戦術 | せんじゅつ | tactics | n1 |
| 戦線 | せんせん | (war) front | |
| 戦国時代 | せんごくじだい | Warring States period (of Japanese history, approx. 1467-1568); Sengoku period; Warring States period (of Chinese history, 403-221 BCE); era of vicious competition | |
| 太平洋戦争 | たいへいようせんそう | Pacific War (1941-1945) | |
| 戦法 | せんぽう | tactics; strategy | n2 |
| 観戦 | かんせん | watching a (sports) game; spectating; observing (military operations) | n2 |
| 戦乱 | せんらん | warfare; the maelstrom of war; disorder brought about by war | |
| 戦力 | せんりょく | war potential; military strength; fighting power; ability (to compete) | |
| 世界大戦 | せかいたいせん | world war | |
| 戦地 | せんち | front (in battle) | |
| 戦車 | せんしゃ | tank (military vehicle); chariot | |
| 戦ぐ | そよぐ | to rustle (in the wind); to sway; to stir; to flutter | |
| 戦災 | せんさい | war damage | n2 |
| 苦戦 | くせん | hard fight; close game; struggle; tight contest | n2 |
| 戦略的 | せんりゃくてき | strategic | |
| 海戦 | かいせん | naval battle | n1 |
| 開戦 | かいせん | outbreak of war; starting a war | n1 |
| 参戦 | さんせん | participation in a war; going to war; taking part in a competition or contest | |
| 戦艦 | せんかん | battleship | |
| 激戦 | げきせん | fierce battle; hard-fought battle; hot contest; severe fight | |
| 戦勝 | せんしょう | winning a war; victory | |
| 戦役 | せんえき | military campaign; battle; war | |
| 交戦 | こうせん | war; battle; hostilities | |
| 戦記 | せんき | record of war; war chronicle; commentaries of war; military history | |
| 古戦場 | こせんじょう | ancient battlefield | |
| 戦況 | せんきょう | war situation; progress of a battle | |
| 奮戦 | ふんせん | hard fighting | |
| 悪戦苦闘 | あくせんくとう | hard fighting; hard struggle; fighting against heavy odds | n1 |
| 棋戦 | きせん | go or shogi tournament | |
| 戦隊 | せんたい | squadron | n1 |
| 挑戦者 | ちょうせんしゃ | challenger | |
| 宣戦 | せんせん | declaration of war | |
| 野戦 | やせん | field battle; field operations; open battle; battlefield | |
| 戦闘機 | せんとうき | fighter (aircraft) | |
| 戦友 | せんゆう | comrade in arms; war buddy; fellow soldier | n1 |
| 休戦 | きゅうせん | cease-fire; truce; armistice | |
| 応戦 | おうせん | fighting back; returning fire; counter-attack; responding to an attack | |
| 公式戦 | こうしきせん | official match; regular game; regular-season game; formal match | |
| 機動戦士ガンダム | きどうせんしガンダム | Mobile Suit Gundam (1979 animated series; media franchise) | |
| 決定戦 | けっていせん | deciding match; play-off; runoff | |
| 停戦 | ていせん | armistice; ceasefire | |
| 戦火 | せんか | wartime fire; war; wartime destruction; horrors of war | |
| 戦陣 | せんじん | battle array; battle formation; battlefield | |
| 論戦 | ろんせん | battle of words; debate; argument; dispute | n2 |
| 防戦 | ぼうせん | defensive fight (battle) | |
| 沖縄戦 | おきなわせん | Battle of Okinawa (April, 1945) | |
| 戦局 | せんきょく | state of the war; war situation | |
| 戦意 | せんい | will to fight; fighting spirit; morale | n1 |
| 戦果 | せんか | military gains; war results; fruit of battle | |
| 第一次世界大戦 | だいいちじせかいたいせん | First World War (1914-1918); World War I; WWI; WW1 | |
| 本戦 | ほんせん | final selection (in a competition, match, etc.) | |
| リーグ戦 | リーグせん | league match; league game; league series; round robin | |
| 戦禍 | せんか | war damage; ravages of war; horrors of war | |
| 戦時中 | せんじちゅう | during the war | |
| 対戦相手 | たいせんあいて | opponent; adversary; the competition; the other side | |
| 名人戦 | めいじんせん | Meijin-sen (annual professional shogi title match); Meijin-sen (annual professional go tournament); Meijin-sen (annual competitive karuta title match) | |
| 決勝戦 | けっしょうせん | championship game; finals (of a tournament); deciding round | |
| 策戦 | さくせん | tactics; strategy; military operation; naval operation | n1 |
| 一戦 | いっせん | battle; game; bout | n1 |
| 戦々兢々 | せんせんきょうきょう | trembling with fear; in great fear; filled with trepidation; nervously | |
| 戦中 | せんちゅう | during the war | |
| 内戦 | ないせん | civil war | n2 |
| 好戦 | こうせん | belligerence | |
| 接戦 | せっせん | close contest; close match; close game; close race | |
| 戦国大名 | せんごくだいみょう | daimyo in the Warring States period | |
| 戦端 | せんたん | start of a war; beginning of hostilities | n2 |
| 反戦 | はんせん | anti-war | |
| 戦績 | せんせき | war or military record; score; military achievements; results | |
| 大作戦 | だいさくせん | large-scale operation; large-scale campaign; major mission | |
| 連戦 | れんせん | series of battles; successive battles | |
| 陸戦 | りくせん | land war | |
| 戦犯 | せんぱん | war criminal; person responsible for a team's defeat | |
| 主戦 | しゅせん | advocacy of war | |
| 力戦 | りきせん | hard fighting | |
| 戦備 | せんび | preparations for war | |
| 戦功 | せんこう | distinguished war service; merit of war | n2 |
| 南北戦争 | なんぼくせんそう | American Civil War (1861-1865) | |
| 会戦 | かいせん | engagement; battle | n1 |
| 混戦 | こんせん | confused fight; free-for-all; melee; close contest | |
| 戦史 | せんし | military history; military annals | |
| 戦旗 | せんき | battle flag | |
| 抗戦 | こうせん | resistance | |
| 転戦 | てんせん | moving from one battlefield to another; fighting on successive fronts; fighting in various battles | |
| 白兵戦 | はくへいせん | hand-to-hand combat; fighting at close quarters; close combat | |
| 戦機 | せんき | time for battle; military secrets; strategy | |
| 人民戦線 | じんみんせんせん | popular front | |
| 関ケ原の戦い | せきがはらのたたかい | Battle of Sekigahara (1600) | |
| 関ヶ原の戦い | せきがはらのたたかい | Battle of Sekigahara (1600) | |
| 経営戦略 | けいえいせんりゃく | management strategy | |
| 戦塵 | せんじん | battle dust; the tumult of war | |
| 団体戦 | だんたいせん | team competition; team game | |
| 戦闘力 | せんとうりょく | combat power; fighting strength | |
| 戦列 | せんれつ | line of battle | n1 |
| 聖戦 | せいせん | holy war; crusade | n1 |
| 終戦後 | しゅうせんご | postwar | |
| 血戦 | けっせん | bloody battle | |
| 乱戦 | らんせん | confused fight; free-for-all; melee; dogfight | |
| 初戦 | しょせん | first match (in a series) | |
| 善戦 | ぜんせん | fighting a good fight; putting up a good fight; fighting bravely | |
| 戦捷 | せんしょう | winning a war; victory | |
| 歌合戦 | うたがっせん | singing matches | |
| 天元戦 | てんげんせん | Tengen competition | |
| 戦争後 | せんそうご | post war; after the war | |
| 戦雲 | せんうん | war clouds; threat of war | |
| 開幕戦 | かいまくせん | opening game; (season) opener | |
| 雪合戦 | ゆきがっせん | snowball fight | |
| 本因坊戦 | ほんいんぼうせん | Hon'inbō Tournament (annual professional go competition); Honinbo Tournament | |
| 第二次大戦 | だいにじたいせん | Second World War (1939-1945); World War II; WWII; WW2 | |
| 戦敗 | せんぱい | defeat in war | n4 |
| 冷戦 | れいせん | cold war; the Cold War | |
| 戦歿 | せんぼつ | death in battle; killed in action | |
| 戦闘員 | せんとういん | combatant; fighter | |
| 争奪戦 | そうだつせん | contest; competition; struggle; scramble | |
| 速戦即決 | そくせんそっけつ | quick battle for a quick victory; blitzkrieg | |
| 戦傷 | せんしょう | war wound | |
| 戊辰戦争 | ぼしんせんそう | Boshin War (Japanese civil war between Imperial and shogunate forces; 1868-1869) | |
| 春秋戦国 | しゅんじゅうせんごく | the Spring and Autumn period and the Warring States period (Chinese history) | |
| 紅白歌合戦 | こうはくうたがっせん | Kōhaku Uta Gassen; annual singing contest between famous male and female singers on New Year's Eve; sponsored and broadcast by NHK | |
| 戦没 | せんぼつ | death in battle; killed in action | |
| 後半戦 | こうはんせん | second half | |
| 心理戦 | しんりせん | psychological warfare | |
| 再挑戦 | さいちょうせん | retry; another try; another go | |
| オープン戦 | オープンせん | exhibition game; preseason game | |
| 悪戦 | あくせん | hard fighting; close contest | |
| 戦費 | せんぴ | war expenditures | |
| 延長戦 | えんちょうせん | extended game; overtime; extra time; extra innings | |
| 不戦 | ふせん | war renunciation; anti-war; bout cancelled due to absence of one of the wrestlers | |
| 個人戦 | こじんせん | individual match; single game | |
| 即戦力 | そくせんりょく | ready fire-power; battle-ready forces; immediate asset (to a team or firm); someone who can be an immediately effective player or worker | |
| 戦姫 | せんき | warrior princess (in fiction) | |
| 非戦論 | ひせんろん | anti-war argument; pacifism | |
| 入れ替え戦 | いれかえせん | playoff match to determine promotion and relegation (played between bottom-ranked teams of the higher division and top-ranked teams of the lower division) | |
| 戦時下 | せんじか | in times of war | |
| 順位戦 | じゅんいせん | rank-deciding competitions (e.g. in go or shogi) | |
| マーケティング戦略 | マーケティングせんりゃく | marketing strategy | |
| 夜戦 | やせん | night warfare | |
| 対抗戦 | たいこうせん | match; game; competition | |
| 初挑戦 | はつちょうせん | first challenge; first try | |
| 焦土作戦 | しょうどさくせん | scorched-earth strategy (policy, tactics) | |
| 征戦 | せいせん | military expedition | n1 |
| 歴戦 | れきせん | veteran (e.g. soldier); battle-hardened; seasoned; (of) long military service | |
| 戦闘艦 | せんとうかん | combat ship; combat vessel | |
| 再戦 | さいせん | rematch | n1 |
| 戦野 | せんや | battlefield | |
| 交流戦 | こうりゅうせん | exhibition game; friendly match; friendly; interleague game between the Central and Pacific baseball leagues | |
| 戦列艦 | せんれつかん | ship of the line | |
| 最終戦 | さいしゅうせん | final game; final games; the finals | |
| 長期戦 | ちょうきせん | drawn-out (protracted) war or contest | |
| 和戦 | わせん | war and peace; (making) peace; cessation of hostilities; reconciliation | |
| 督戦 | とくせん | urging soldiers to fight more vigorously | |
| 挑戦状 | ちょうせんじょう | (written) challenge | |
| 総力戦 | そうりょくせん | all-out war; total war | |
| 負け戦 | まけいくさ | losing a battle; lost battle; battle one cannot win; battle one is doomed to lose | |
| 選挙戦 | せんきょせん | election campaign | |
| 牛歩戦術 | ぎゅうほせんじゅつ | snail's pace tactics; walking extremely slowly when voting in the Diet to delay proceedings; ox walk tactic | |
| 空挺作戦 | くうていさくせん | airborne operation | |
| 大東亜戦争 | だいとうあせんそう | Greater East Asian War (1941-1945); Pacific War | |
| ベトナム戦争 | ベトナムせんそう | Vietnam War (1955-1975) | |
| 勇戦 | ゆうせん | brave fight; desperate fight | n2 |
| 戦歴 | せんれき | military service; combat experience | |
| 中東戦争 | ちゅうとうせんそう | Arab-Israeli Wars (1948, 1956, 1967, 1973) | |
| 成長戦略 | せいちょうせんりゃく | growth strategy | |
| 生存戦略 | せいぞんせんりゃく | survival strategy | |
| 緒戦 | しょせん | beginning of hostilities; beginning of competition; first match (in a series) | |
| 臨戦 | りんせん | preparing for action or battle | |
| 不戦勝 | ふせんしょう | win by default; walkover | |
| 主戦場 | しゅせんじょう | main theater of war; principal battlefield; main market; principal area of competition | |
| 戦略上 | せんりゃくじょう | strategic; strategically; from a strategic point of view | |
| 戦跡 | せんせき | old battlefield | |
| 百戦 | ひゃくせん | hundred battles; many battles | |
| チーム戦 | チームせん | team fight; team competition | |
| 弔い合戦 | とむらいがっせん | fighting to avenge someone's death; battle of revenge | |
| 百戦錬磨 | ひゃくせんれんま | veteran; battle-worn; schooled by adversity in many battles; hard-bitten | |
| タイトル戦 | タイトルせん | title fight; championship match | |
| 優勝決定戦 | ゆうしょうけっていせん | deciding match (in a competition for a cup (pennant)) | |
| 継戦 | けいせん | continuation of war, fighting or battle | |
| 前半戦 | ぜんはんせん | first half of a game; first half of a match | |
| 定期戦 | ていきせん | regularly scheduled game; regularly scheduled match | |
| 弔合戦 | とむらいがっせん | fighting to avenge someone's death; battle of revenge | |
| 防衛戦 | ぼうえいせん | defensive battle | |
| 投資戦略 | とうしせんりゃく | investment strategy | |
| 熱戦 | ねっせん | fierce fight; close contest | |
| 前哨戦 | ぜんしょうせん | (preliminary) skirmish; prelude; preliminary encounter; warm-up match (e.g. before a final) | |
| 挑戦権 | ちょうせんけん | right to challenge; right to make a challenge | |
| 挑戦的 | ちょうせんてき | challenging; defiant; provocative; aggressive | |
| 空中戦 | くうちゅうせん | air battle; dog fight; aerial battle | |
| 戦争責任 | せんそうせきにん | war responsibility (esp. in relation to Japan's role in WWII) | |
| 朝鮮戦争 | ちょうせんせんそう | Korean War (1950-1953) | |
| 戦闘服 | せんとうふく | (combat) uniform | |
| 次戦 | じせん | next match; next game; next contest | |
| 義戦 | ぎせん | crusade; holy war | |
| 戦慄く | わななく | to tremble; to shiver; to shake | |
| 舌戦 | ぜっせん | war of words | |
| 零戦 | ゼロせん | Zero fighter plane | |
| 勝ち戦 | かちいくさ | winning a battle; victory; victorious battle | |
| 戦利品 | せんりひん | spoils of war; booty; war trophy; something one managed to obtain or buy (at a bargain sale, merchandise stall, etc.) | |
| 戦力外 | せんりょくがい | noninclusion in a team; not being chosen to play | |
| 騎馬戦 | きばせん | mock cavalry battle; piggyback fight | |
| 湾岸戦争 | わんがんせんそう | Gulf War (1990-1991) | |
| 西南戦争 | せいなんせんそう | Satsuma Rebellion (1877) | |
| ボス戦 | ボスせん | boss battle; boss fight | |
| 地上戦 | ちじょうせん | land war | |
| 戦後派 | せんごは | postwar generation | |
| 激戦区 | げきせんく | closely contested constituency; highly competitive marketplace; battleground | |
| 終盤戦 | しゅうばんせん | end of campaign | |
| 販売戦略 | はんばいせんりゃく | sales strategy | |
| 優勝戦 | ゆうしょうせん | championship tournament; finals | |
| 好戦的 | こうせんてき | belligerent; warlike | |
| 序盤戦 | じょばんせん | early stages (of a game); opening phase | |
| 戦死者 | せんししゃ | person killed in action; the war dead | |
| 接近戦 | せっきんせん | close combat; close(-quarter) fighting; in-fighting | |
| 攻防戦 | こうぼうせん | battle | |
| 細菌戦 | さいきんせん | biological warfare; bacteriological warfare; germ warfare | |
| 国共内戦 | こっきょうないせん | Chinese Civil War (1927-1937, 1946-1949) | |
| 大戦争 | だいせんそう | major war; great war; world war | |
| 日本戦 | にほんせん | match in which Japan plays; Japan match; Japan game | |
| 停戦交渉 | ていせんこうしょう | ceasefire negotiations | |
| 冷戦終結 | れいせんしゅうけつ | the end of the Cold War (1989) | |
| 戦時体制 | せんじたいせい | wartime regime; war footing | |
| 三戦 | サンチン | sanchin; fundamental karate kata focusing on breathing, stability, and body hardening | |
| 包囲戦 | ほういせん | siege; besiegement; battle of encirclement | |
| 感想戦 | かんそうせん | post-game analysis (go, chess, othello, etc.); post mortem | |
| 持久戦 | じきゅうせん | protracted war; war of attrition | |
| 航空戦 | こうくうせん | aerial warfare; air war | |
| 侵略戦争 | しんりゃくせんそう | war of aggression; war of conquest | |
| 戦争映画 | せんそうえいが | war movie | |
| 戦略物資 | せんりゃくぶっし | strategic resources; strategic materials | |
| 独立戦争 | どくりつせんそう | war of independence | |
| 短期決戦 | たんきけっせん | decisive battle of brief duration | |
| 王座決定戦 | おうざけっていせん | championship-deciding contest; final match; the finals | |
| 市街戦 | しがいせん | street fighting; urban warfare | n1 |
| 商戦 | しょうせん | sales battle; business competition | |
| 空戦 | くうせん | air battle; dogfight | |
| 戦争画 | せんそうが | battle painting; war painting | |
| 戦没者 | せんぼつしゃ | persons who have fallen in battle | |
| 早慶戦 | そうけいせん | match between Waseda University and Keio University (esp. baseball) | |
| 模擬戦 | もぎせん | sham battle; mock battle; dry run; military exercise | |
| 肉弾戦 | にくだんせん | warfare in which soldiers fling themselves at the enemy; hand-to hand combat | |
| 陸戦隊 | りくせんたい | landing force | |
| 弩級戦艦 | どきゅうせんかん | dreadnought (class of warships) | |
| 戦闘能力 | せんとうのうりょく | combat capabilities; ability to fight | |
| 決戦投票 | けっせんとうひょう | final vote; run-off ballot | |
| 戦没者追悼 | せんぼつしゃついとう | war memorial; memorial (monument) to war dead | |
| 戦域 | せんいき | war area; battlefield; theater; theatre | |
| ゼロ戦 | ゼロせん | Zero fighter plane | |
| 対人戦 | たいじんせん | PvP battle; battle between human players (as opposed to AI) | |
| 戦病死 | せんびょうし | death from disease contracted at the front | |
| 銃撃戦 | じゅうげきせん | gunfight; firefight; gun battle; shoot-out | |
| 頭脳戦 | ずのうせん | battle of the brains; battle of wits; psychological battle | |
| カップ戦 | カップせん | cup competition | |
| ハンデ戦 | ハンデせん | handicap match; handicap race | |
| 対戦成績 | たいせんせいせき | win-loss records (between two participants) | |
| 戦後復興 | せんごふっこう | post-war recovery; post-war reconstruction | |
| 軍事作戦 | ぐんじさくせん | military operation; military tactics; military strategy | |
| デビュー戦 | デビューせん | debut match; debut fight; debut race | |
| 勝ち抜き戦 | かちぬきせん | tournament; knockout competition | |
| 勝戦 | かちいくさ | winning a battle; victory; victorious battle | |
| 一回戦 | いっかいせん | first game; first round (e.g. of a tournament) | |
| 情報戦 | じょうほうせん | information warfare; information war | |
| 戦略家 | せんりゃくか | strategist | |
| 戦間期 | せんかんき | interwar period (1918-1939) | |
| 敗戦国 | はいせんこく | defeated country | |
| 殲滅戦 | せんめつせん | war of annihilation; war of extermination | |
| 激戦地 | げきせんち | site of a bloody battle | |
| 現代戦 | げんだいせん | modern warfare | |
| 電子戦 | でんしせん | electronic warfare | |
| 休戦協定 | きゅうせんきょうてい | cease-fire agreement | |
| 全面戦争 | ぜんめんせんそう | total war; all-out war | |
| 宣戦布告 | せんせんふこく | declaration of war; proclamation of war | |
| 砲戦 | ほうせん | artillery battle | |
| 戦乙女 | いくさおとめ | Valkyrie | |
| 戦勝国 | せんしょうこく | victorious nation | |
| 核戦力 | かくせんりょく | nuclear force | |
| 消耗戦 | しょうもうせん | war of attrition | |
| 上陸作戦 | じょうりくさくせん | landing operations | |
| 企業戦士 | きぎょうせんし | corporate warrior (exceptionally dedicated and hard-working employee) | |
| 戦争犯罪 | せんそうはんざい | war crime | |
| 戦闘技術 | せんとうぎじゅつ | combat techniques; combat skills; fighting techniques | |
| 抗日戦争 | こうにちせんそう | War of Resistance against Japanese Aggression (Chinese name for the Second Sino-Japanese War; 1937-1945) | |
| 本土決戦 | ほんどけっせん | decisive mainland battle (land battle envisioned late in World War II) | |
| 統一戦線 | とういつせんせん | united front | |
| 貿易戦争 | ぼうえきせんそう | trade war | |
| 戦時国際法 | せんじこくさいほう | international law in time of war | |
| 劇戦 | げきせん | fierce battle; hard-fought battle; hot contest; severe fight | |
| 厭戦 | えんせん | war weariness | |
| 巴戦 | ともえせん | dogfight; play-off with 3 wrestlers participating | |
| 戦訓 | せんくん | lessons learned in war; martial wisdom | |
| 主戦論 | しゅせんろん | war advocacy; jingoism; bellicose argument | |
| 戦闘帽 | せんとうぼう | field cap (used by Japanese troops in WWII) | |
| 打撃戦 | だげきせん | game with many hits; high-scoring game | |
| 観戦記 | かんせんき | account of a (sports) game | |
| 軽戦車 | けいせんしゃ | light tank; whippet tank | |
| ゲリラ戦 | ゲリラせん | guerrilla warfare | |
| 中越戦争 | ちゅうえつせんそう | Sino-Vietnamese War (1979) | |
| 冷戦時代 | れいせんじだい | cold war era | |
| 北方戦争 | ほっぽうせんそう | Great Northern War (1700-1721) | |
| 合戦絵巻 | かっせんえまき | picture scroll depicting a famous battle | |
| 宗教戦争 | しゅうきょうせんそう | religious war | |
| 年末商戦 | ねんまつしょうせん | battle for sales at year-end; year-end shopping season | |
| 徹底抗戦 | てっていこうせん | do-or-die resistance; resistance to the bitter end | |
| 戦々恐々 | せんせんきょうきょう | trembling with fear; in great fear; filled with trepidation; nervously | |
| 戦い抜く | たたかいぬく | to fight to the bitter end | |
| 戦争体験 | せんそうたいけん | war experience; experience of war; memories of war | |
| 戦争準備 | せんそうじゅんび | war preparation | |
| 戦意喪失 | せんいそうしつ | loss of fighting spirit; losing the will to fight | |
| 石山合戦 | いしやまがっせん | Ishiyama Honganji War (1570-1580); Ishiyama War | |
| 航空戦隊 | こうくうせんたい | air flotilla; air fleet; combat aviation unit of the Imperial Japanese Navy | |
| 財務戦略 | ざいむせんりゃく | financial strategy | |
| 近接戦闘 | きんせつせんとう | close-quarters combat; close-quarters battle; CQC; CQB | |
| イラク戦争 | イラクせんそう | Iraq War (2003-2011) | |
| クイーン戦 | クイーンせん | Queen-sen (annual competitive karuta title match) | |
| 戦争神経症 | せんそうしんけいしょう | war neurosis; combat fatigue; battle fatigue; shell shock | |
| 戦略爆撃機 | せんりゃくばくげきき | strategic bomber | |
| 海軍陸戦隊 | かいぐんりくせんたい | naval brigade; naval land forces | |
| 争覇戦 | そうはせん | struggle for supremacy; championship game | |
| 交戦者 | こうせんしゃ | combatant; interested party in warfare; warring nation; belligerent | |
| 化学戦 | かがくせん | chemical warfare | |
| 塹壕戦 | ざんごうせん | trench warfare | |
| 対戦車 | たいせんしゃ | anti-tank | |
| 戦中派 | せんちゅうは | the war generation; those who grew up during WWII (in Japan) | |
| 戦時色 | せんじしょく | wartime appearance | |
| 戦術家 | せんじゅつか | tactician; strategist | |
| 戦闘的 | せんとうてき | militant; aggressive | |
| 電撃戦 | でんげきせん | blitzkrieg; blitz; lightning war | |
| 代理戦争 | だいりせんそう | war by proxy; proxy war | |
| 企業戦略 | きぎょうせんりゃく | corporate strategy | |
| 停戦協定 | ていせんきょうてい | cease-fire deal | |
| 停戦合意 | ていせんごうい | cease-fire agreement | |
| 戦争文学 | せんそうぶんがく | war literature | |
| 戦国乱世 | せんごくらんせい | turbulent (troubled) times; turbulent war period | |
| 戦後恐慌 | せんごきょうこう | post-World War I depression; depression of 1920-1921 | |
| 戦略爆撃 | せんりゃくばくげき | strategic bombing | |
| 戦闘態勢 | せんとうたいせい | combat readiness; battle readiness; fighting trim | |
| 救出作戦 | きゅうしゅつさくせん | rescue mission; evacuation operation | |
| 準決勝戦 | じゅんけっしょうせん | semifinal game of a tournament | |
| 解放戦争 | かいほうせんそう | war of liberation | |
| 対戦カード | たいせんカード | (team) pairings; match-ups | |
| 戦略ゲーム | せんりゃくゲーム | strategy game | |
| 戦車揚陸艦 | せんしゃようりくかん | landing ship, tank; tank landing ship; LST | |
| 準々決勝戦 | じゅんじゅんけっしょうせん | quarterfinal game of a tournament | |
| 終戦記念日 | しゅうせんきねんび | anniversary of the end of a war (esp. the end of WWII, August 15) | |
| 私戦 | しせん | private war | n2 |
| 筆戦 | ひっせん | war of words | |
| 不戦敗 | ふせんぱい | loss by default; default | |
| 中盤戦 | ちゅうばんせん | the midst of a campaign | |
| 交戦国 | こうせんこく | warring nations; belligerents | |
| 交戦権 | こうせんけん | right of belligerency | |
| 冬戦争 | ふゆせんそう | Winter War (between Finland and the Soviet Union; 1939-1940) | |
| 戦上手 | いくさじょうず | being battlewise; being skilled in battle; experienced warrior | |
| 戦勝者 | せんしょうしゃ | victor; victor troops; conqueror | |
| 戦車隊 | せんしゃたい | tank corps | |
| 戦隊物 | せんたいもの | Sentai-like show (sub-genre of tokusatsu featuring teams of superheroes, e.g. Power Rangers) | |
| 狂戦士 | きょうせんし | berserker | |
| 追撃戦 | ついげきせん | pursuit battle | |
| 三光作戦 | さんこうさくせん | Three Alls Strategy (Japanese scorched earth policy during the second Sino-Japanese War) | |
| 主力戦車 | しゅりょくせんしゃ | main battle tank; MBT | |
| 交通戦争 | こうつうせんそう | chaos on the roads; traffic war | |
| 作戦会議 | さくせんかいぎ | strategy meeting; council of war | |
| 作戦計画 | さくせんけいかく | operation plan; scheme of operations; plan of campaign | |
| 出口戦略 | でぐちせんりゃく | exit strategy | |
| 力戦奮闘 | りきせんふんとう | fighting with all one's might; fighting up against; making strenuous efforts | |
| 即時停戦 | そくじていせん | immediate cease-fire | |
| 反戦運動 | はんせんうんどう | anti-war movement | |
| 戦闘任務 | せんとうにんむ | combat mission | |
| 掃討作戦 | そうとうさくせん | mopping-up operation; search-and-destroy operation | |
| 東西冷戦 | とうざいれいせん | Cold War (between the East and the West) | |
| 軍事戦略 | ぐんじせんりゃく | military strategy | |
| 鴉片戦争 | アヘンせんそう | Opium War (1840-42) | |
| 戦闘爆撃機 | せんとうばくげきき | fighter bomber | |
| 超弩級戦艦 | ちょうどきゅうせんかん | superdreadnought (class of warships) | |
| 凡戦 | ぼんせん | dull game | |
| 小戦 | しょうせん | brush; clash; encounter; skirmish | |
| 戦技 | せんぎ | combat techniques; combat skills; fighting techniques | |
| 戦渦 | せんか | chaos of war; war turmoil | |
| 戦馬 | せんば | warhorse; military horse | |
| 非戦 | ひせん | renunciation of war; outlawing war | |
| 作戦上 | さくせんじょう | operational; strategic | |
| 反戦歌 | はんせんか | anti-war song | |
| 大乱戦 | だいらんせん | battle royal | |
| 復讐戦 | ふくしゅうせん | return match | |
| 戦闘狂 | せんとうきょう | battle-crazed person; battle maniac; person who lives only for the thrill of combat | |
| 投手戦 | とうしゅせん | pitching duel; pitchers' battle | |
| 新冷戦 | しんれいせん | new cold war | |
| 東風戦 | トンぷうせん | quarter-length game consisting of east round only | |
| 激戦州 | げきせんしゅう | battleground state (in US politics); swing state | |
| 石合戦 | いしがっせん | stone-throwing fight | |
| 神経戦 | しんけいせん | war of nerves | |
| 認知戦 | にんちせん | cognitive warfare | |
| 遊撃戦 | ゆうげきせん | guerrilla warfare; unconventional warfare | |
| 遭遇戦 | そうぐうせん | encounter; engagement; battle | |
| 酒合戦 | さけかっせん | drinking game | |
| ランク戦 | ランクせん | ranked match | |
| 下関戦争 | しものせきせんそう | Shimonoseki campaign (1863-1864); Shimonoseki bombardment | |
| 交戦地帯 | こうせんちたい | battle zone | |
| 共同戦線 | きょうどうせんせん | common front; united front | |
| 厭戦気分 | えんせんきぶん | feeling of war-weariness | |
| 受験戦争 | じゅけんせんそう | examination war; fiercely competitive university entrance examinations | |
| 奇襲作戦 | きしゅうさくせん | surprise tactics | |
| 実戦配備 | じっせんはいび | deployment of troops, equipment, etc. (in preparation for battle) | |
| 応援合戦 | おうえんがっせん | cheerleading competition; cheering contest | |
| 戦争状態 | せんそうじょうたい | state of war | |
| 戦争行為 | せんそうこうい | act of war; hostile act | |
| 戦争遺跡 | せんそういせき | war heritage site; war ruins | |
| 戦意高揚 | せんいこうよう | lifting of fighting spirit | |
| 戦戦兢兢 | せんせんきょうきょう | trembling with fear; in great fear; filled with trepidation; nervously | |
| 戦線離脱 | せんせんりだつ | leaving the front line; retiring from the game; deserting the battle | |
| 戦闘序列 | せんとうじょれつ | order of battle | |
| 戦闘陣地 | せんとうじんち | battle position | |
| 日中戦争 | にっちゅうせんそう | Second Sino-Japanese War (1937-1945); war between Japan and China | |
| 無名戦士 | むめいせんし | unknown soldier | |
| 西部戦線 | せいぶせんせん | Western Front (of WWI) | |
| 解放戦線 | かいほうせんせん | liberation front | |
| 誘致合戦 | ゆうちかっせん | rivalry over winning the right to host an event; competition to lure (institutions, manufacturing facilities, foreign tourists, etc.) to a locality | |
| 農民戦争 | のうみんせんそう | German Peasants' War (1524-1525) | |
| 通常戦力 | つうじょうせんりょく | conventional forces; conventional military forces | |
| 連戦連敗 | れんせんれんぱい | succession of defeats | |
| 野戦砲兵 | やせんほうへい | field artillery | |
| 長期戦略 | ちょうきせんりゃく | long-term (business) strategy | |
| 阿片戦争 | アヘンせんそう | Opium War (1840-42) | |
| 非戦論者 | ひせんろんしゃ | pacifist | |
| 戦略的提携 | せんりゃくてきていけい | strategic partnership | |
| 総当たり戦 | そうあたりせん | round-robin tournament; round-robin competition | |
| 首位攻防戦 | しゅいこうぼうせん | game or series of games between the first and second place teams | |
| 戦没者追悼式 | せんぼつしゃついとうしき | memorial service for the war dead | |
| 忍者戦隊カクレンジャー | にんじゃせんたいカクレンジャー | Ninja Sentai Kakuranger (1994-1995 TV series) | |
| 振戦 | しんせん | tremor (muscular); trembling; shaking | n3 |
| 戦債 | せんさい | war debt; war bond; war loan | n2 |
| 戦務 | せんむ | service | n2 |
| 回戦 | かいせん | event with ... rounds, innings, legs, etc.; nth-round match (in a knockout tournament) | n1 |
| 投戦 | とうせん | investment strategy | n1 |
| 酣戦 | かんせん | height of battle | n1 |
| 守戦 | しゅせん | war of defense; war of defence; defensive fight; defensive warfare | |
| 戦き | おののき | shudder; shiver; agitation | |
| 戦人 | いくさびと | warrior; combatant; soldier | |
| 戦区 | せんく | theater of war (theatre); sector | |
| 戦斧 | せんぷ | battleaxe | |
| 戦槌 | せんつい | war hammer; pole hammer | |
| 戦爆 | せんばく | fighter-bomber; fighters and bombers | |
| 戦鎚 | せんつい | war hammer; pole hammer | |
| 航戦 | こうせん | air flotilla; air fleet; combat aviation unit of the Imperial Japanese Navy | |
| 船戦 | ふないくさ | naval battle; navy | |
| 鏖戦 | おうせん | fierce battle | |
| 三戦神 | さんせんじん | the three guardian deities in time of war (Marici, Mahakala and Vaisravana) | |
| 中戦車 | ちゅうせんしゃ | medium tank | |
| 主戦線 | しゅせんせん | main battle line; primary front | |
| 仕手戦 | してせん | large-scale speculative go-around | |
| 入替戦 | いれかえせん | playoff match to determine promotion and relegation (played between bottom-ranked teams of the higher division and top-ranked teams of the lower division) | |
| 前衛戦 | ぜんえいせん | skirmish; prefinals (in games) | |
| 前駆戦 | ぜんくせん | skirmish; prefinal (in games) | |
| 原子戦 | げんしせん | atomic war | |
| 場外戦 | じょうがいせん | fight outside the stadium; fighting outside the ring | |
| 好戦国 | こうせんこく | warlike nation | |
| 宣伝戦 | せんでんせん | propaganda war | |
| 対戦台 | たいせんだい | opposing arcade machines wired together (for two-player games) | |
| 思想戦 | しそうせん | ideological warfare; propaganda war | |
| 戦わす | たたかわす | to compete; to vie; to contend; to make fight against another (person, animal) | |
| 戦争屋 | せんそうや | warmonger; warmaker | |
| 戦前派 | せんぜんは | prewar generation | |
| 戦化粧 | いくさげしょう | warpaint | |
| 戦敗国 | せんぱいこく | defeated country | |
| 戦災者 | せんさいしゃ | war victims | |
| 戦略眼 | せんりゃくがん | strategic vision; strategic acumen | |
| 戦車兵 | せんしゃへい | tankman | |
| 戦車長 | せんしゃちょう | tank commander | |
| 接戦州 | せっせんしゅう | battleground state (in US politics); swing state | |
| 攻城戦 | こうじょうせん | siege; siege warfare | |
| 早明戦 | そうめいせん | Waseda-Meiji (baseball) game | |
| 早東戦 | そうとうせん | (baseball) game between Waseda and Tokyo universities | |
| 最前戦 | さいぜんせん | front; first line; spearhead | |
| 核戦争 | かくせんそう | nuclear warfare | |
| 核戦略 | かくせんりゃく | nuclear strategy | |
| 武力戦 | ぶりょくせん | armed conflict | |
| 独ソ戦 | どくソせん | Russo-German War (1941-1945) | |
| 生物戦 | せいぶつせん | biological warfare | |
| 白熱戦 | はくねつせん | furious fighting | |
| 督戦隊 | とくせんたい | barrier troop | |