| 約束 | やくそく | promise; agreement; arrangement; one's word | n4 |
| 拘束 | こうそく | restriction; restraint; binding; constraint | n1 |
| 束 | たば | bundle; bunch; sheaf | n3 |
| 法的拘束力 | ほうてきこうそくりょく | legal binding force; legally binding power | |
| 装束 | しょうぞく | costume; dress; attire | |
| 束ねる | たばねる | to tie up in a bundle (e.g. straw, hair, bills, letters); to bundle; to sheathe; to govern | n2 |
| 束縛 | そくばく | restraint; restriction; fetters; yoke | n1 |
| 花束 | はなたば | bunch of flowers; bouquet | n3 |
| 束の間 | つかのま | moment; brief space of time | |
| 束髪 | そくはつ | hairstyle introduced in the Meiji era consisting in a bun or chignon tied at the back of the head | |
| 結束 | けっそく | union; unity; solidarity; bundling | n1 |
| 不束 | ふつつか | inexperienced; incompetent; inept; incapable | |
| 検束 | けんそく | arrest; custody; detention | |
| 札束 | さつたば | bundle of banknotes; stack of bills; large sum of money | |
| 口約束 | くちやくそく | verbal promise; one's word | |
| 約束事 | やくそくごと | promise; vow; engagement; convention | |
| 束帯 | そくたい | old ceremonial court dress | |
| 収束 | しゅうそく | conclusion; resolution; settling (e.g. of a dispute); returning to normal | n1 |
| 束ね | たばね | bundle; control; management | |
| お約束 | おやくそく | promise; agreement; arrangement; one's word | |
| 白装束 | しろしょうぞく | white clothing; white robes (worn for Shinto rituals, funerals, etc.) | |
| 黒装束 | くろしょうぞく | black clothes | |
| 二束三文 | にそくさんもん | dirt cheap; very cheap | |
| 維管束 | いかんそく | vascular bundle; fibrovascular bundle | |
| 光束 | こうそく | luminous flux; pencil (of light); beam | n3 |
| 磁束 | じそく | magnetic flux | n1 |
| 矢束 | やつか | arrow length; bundle of arrows | |
| 死装束 | しにしょうぞく | burial clothes; clothes worn to commit suicide | |
| 拘束時間 | こうそくじかん | total hours spent working | |
| 女房装束 | にょうぼうしょうぞく | costume for women serving in the inner palace (Heian period) | |
| 幣束 | へいそく | offerings of rope, paper, etc. hung on trees in Shinto shrines | |
| 束感 | たばかん | neat and tidy look (of hair or eyelashes); cleanly made eyelashes; well-bundled hair | |
| 一束 | いっそく | one bundle; one sheaf; one hundred | |
| 束脩 | そくしゅう | entrance fee; initiation fee; registration fee; present to a teacher | |
| 身柄拘束 | みがらこうそく | physical restraint (e.g. by police); (taking into) custody; detention | |
| 拘束力 | こうそくりょく | binding force | |
| 覚束無い | おぼつかない | uncertain; doubtful; unpromising; unreliable | |
| 死に装束 | しにしょうぞく | burial clothes; clothes worn to commit suicide | |
| 約束ごと | やくそくごと | promise; vow; engagement; convention | |
| 磁束密度 | じそくみつど | magnetic flux density | |
| 毛束 | けたば | bundle of hair; hair tuft | |
| 竹束 | たけたば | bamboo bundle; bamboo shield used for defending against projectiles in battle | |
| 束子 | たわし | scrubbing brush; scourer | |
| 不束者 | ふつつかもの | inexperienced person; incompetent person; ignoramus | |
| 結束バンド | けっそくバンド | cable tie; zip tie | |
| 集束 | しゅうそく | focusing (of light); convergence; gathering and bundling | n1 |
| 拘束具 | こうそくぐ | physical restraint; restraining device; hamper | |
| 能装束 | のうしょうぞく | noh costume | |
| 衣冠束帯 | いかんそくたい | full Japanese court dress of traditional fashion | |
| 電束 | でんそく | electric flux | |
| 拘束衣 | こうそくい | straitjacket | |
| 約束通り | やくそくどおり | as promised | |
| 党議拘束 | とうぎこうそく | compulsory adherence to a party decision; restrictions on party debate | |
| 亀の子束子 | かめのこたわし | tortoise-shaped scrubbing brush (from company name) | |
| 羈束 | きそく | fetters; shackles; restraints | n3 |
| 束生 | そくせい | fasciculation | n2 |
| 稲束 | いなづか | sheaf of rice; bundle of rice plants | |
| 藁束 | わらたば | bundle of straw; sheaf | |
| 不検束 | ふけんそく | nonrestraint | |
| 収束帯 | しゅうそくたい | convergence zone | |
| 一致結束 | いっちけっそく | closing ranks; uniting and working together; coming together for fighting | |
| 約束手形 | やくそくてがた | promissory note | |
| 約束どおり | やくそくどおり | as promised | |
| 覊束 | きそく | fetters; shackles; restraints | n3 |
| 管束 | かんそく | vascular bundle | n2 |
| 二束 | ふたたば | two bunches; two bundles | |
| 束修 | そくしゅう | entrance fee; initiation fee; registration fee; present to a teacher | |
| 束柱 | つかばしら | short pillar standing between a beam and roof ridge | |
| 束稲 | つかいね | sheaf of rice; bundle of rice plants | |
| 束群 | そくぐん | lattice group | |
| 束表 | たばひょう | bundle table | |
| 波束 | はそく | wave packet; wave train | |
| 流束 | りゅうそく | flux | |
| 牽束 | けんそく | restraint; being exclusively absorbed in something | |
| 鍵束 | かぎたば | bunch of keys | |
| 麦束 | むぎたば | wheat sheaf; stacked wheat | |
| ヒス束 | ヒスそく | bundle of His | |
| 光線束 | こうせんそく | pencil (of light rays) | |
| 収束点 | しゅうそくてん | convergence point; convergent point | |
| 御約束 | おやくそく | promise; agreement; arrangement; one's word | |
| 拘束圧 | こうそくあつ | confining pressure | |
| 束指標 | たばしひょう | bundle index | |
| 束沸石 | そくふっせき | stilbite; desmine | |
| 磁束計 | じそくけい | fluxmeter | |
| 空約束 | からやくそく | empty promise; hollow promise | |
| 線維束 | せんいそく | fascicle; fiber bundle; fibre bundle | |
| 繊維束 | せんいそく | fascicle; fiber bundle; fibre bundle | |
| 装束能 | しょうぞくのう | formal noh performed in full costume | |
| 雪装束 | ゆきしょうぞく | clothing for going out in the snow; snow gear | |
| 中性子束 | ちゅうせいしそく | neutron flux | |
| 二重拘束 | にじゅうこうそく | double bind | |
| 会う約束 | あうやくそく | appointment; rendezvous; date | |
| 保護検束 | ほごけんそく | protective arrest | |
| 動的束縛 | どうてきそくばく | dynamic restraints | |
| 収束級数 | しゅうそくきゅうすう | convergent series | |
| 収束進化 | しゅうそくしんか | convergent evolution | |
| 固い約束 | かたいやくそく | solemn promise | |
| 夫婦約束 | ふうふやくそく | engagement; betrothal; marriage contract | |
| 束になる | たばになる | to form a group; to form a bunch | |
| 束ね積む | たばねつむ | to shock (grain) | |
| 束縛変項 | そくばくへんこう | bound variable | |
| 束縛理論 | そくばくりろん | binding theory | |
| 束縛電子 | そくばくでんし | bound electron | |
| 束表項目 | たばひょうこうもく | bundle table entry | |
| 条件収束 | じょうけんしゅうそく | conditional convergence | |
| 約束の地 | やくそくのち | Promised Land | |
| 約束破る | やくそくやぶる | to break a promise; to go back on one's word; to renege | |
| 絶対収束 | ぜったいしゅうそく | absolute convergence | |
| 覚束ない | おぼつかない | uncertain; doubtful; unpromising; unreliable | |
| 覺束ない | おぼつかない | uncertain; doubtful; unpromising; unreliable | |
| 集束爆弾 | しゅうそくばくだん | cluster bomb | |
| 領域束表 | りょういきたばひょう | fill area bundle table | |
| 二世の約束 | にせのやくそく | marriage vows | |
| 二束の草鞋 | にそくのわらじ | being engaged in two trades at the same time; wearing two hats; having two irons in the fire; two pairs of straw sandals | |
| 収束レンズ | しゅうそくレンズ | condenser lens; converging lens | |
| 手を束ねて | てをつかねて | doing nothing; folding one's arms | |
| 手を束ねる | てをつかねる | to fold one's arms; to stand and watch (without interfering); to stand idly by; to look on with folded arms | |
| 折れ線束表 | おれせんたばひょう | polyline bundle table | |
| 文字列束表 | もじれつたばひょう | text bundle table | |
| 熱帯収束帯 | ねったいしゅうそくたい | intertropical convergence zone; ITCZ | |
| 約束された | やくそくされた | promised; agreed; arranged; guaranteed (e.g. victory) | |
| 約束どうり | やくそくどおり | as promised | |
| 約束に背く | やくそくにそむく | to break one's promise | |
| 約束やぶる | やくそくやぶる | to break a promise; to go back on one's word; to renege | |
| 約束を守る | やくそくをまもる | to keep a promise; to keep one's word | |
| 約束を破る | やくそくをやぶる | to break a promise; to go back on one's word; to renege | |
| 維管束植物 | いかんそくしょくぶつ | vascular plant | |
| 集束レンズ | しゅうそくレンズ | condenser lens; converging lens | |
| 電力束密度 | でんりょくそくみつど | power flux density | |
| マーカ列束表 | マーカれつたばひょう | polymarker bundle table | |
| 二束のわらじ | にそくのわらじ | being engaged in two trades at the same time; wearing two hats; having two irons in the fire; two pairs of straw sandals | |
| 束縛継承原理 | そくばくけいしょうげんり | binding inheritance principle; BIP | |
| 約束をまもる | やくそくをまもる | to keep a promise; to keep one's word | |
| 約束をやぶる | やくそくをやぶる | to break a promise; to go back on one's word; to renege | |
| 統率束縛理論 | とうそつそくばくりろん | government-binding theory | |
| 維管束形成層 | いかんそくけいせいそう | vascular cambium; wood cambium | |
| 束になって掛る | たばになってかかる | to attack all in a bunch; to attack all at once | |
| 身柄を拘束する | みがらをこうそくする | to detain; to take into custody | |
| 二束の草鞋を履く | にそくのわらじをはく | to be engaged in two trades at the same time; to have two irons in the fire; to wear two pairs of straw sandals | |
| 束になってかかる | たばになってかかる | to attack all in a bunch; to attack all at once | |
| 束になって掛かる | たばになってかかる | to attack all in a bunch; to attack all at once | |
| 二束のわらじを履く | にそくのわらじをはく | to be engaged in two trades at the same time; to have two irons in the fire; to wear two pairs of straw sandals | |
| 藁で束ねても男は男 | わらでたばねてもおとこはおとこ | rich or poor, a man is a man; a man whose hair is tied with straw is still a man | |
| 拘束名簿式比例代表制 | こうそくめいぼしきひれいだいひょうせい | proportional representation electoral system (in which party votes are cast, and candidates from each party are elected based on an ordered list available to the public) | |
| 日本海寒帯気団収束帯 | にほんかいかんたいきだんしゅうそくたい | Japan-Sea Polar-Airmass Convergence Zone; JPCZ | |
| 非拘束名簿式比例代表制 | ひこうそくめいぼしきひれいだいひょうせい | proportional representation system in which both party and individual votes are cast, seats are distributed amongst parties by proportion of vote obtained, and candidates are elected in descending order of number of votes obtained | |