| 厚い | あつい | thick; deep; heavy; kind | n5 |
| 濃厚 | のうこう | rich (flavor, color, etc.); strong (e.g. odor); heavy; thick (soup, makeup, etc.) | n2 |
| 厚 | あつ | thickness | |
| 厚生 | こうせい | welfare; public welfare; social welfare; (former) Ministry of Health and Welfare | n1 |
| 温厚 | おんこう | gentle; mild-mannered | n2 |
| 厚意 | こうい | kindness (shown by others); courtesy; favor; favour | n2 |
| 厚み | あつみ | thickness; profundity; depth; thickness | n1 |
| 重厚 | じゅうこう | profound; deep; grave; solid | n1 |
| 厚ぼったい | あつぼったい | very thick; heavy | |
| 分厚い | ぶあつい | thick; bulky; massive; heavy | n2 |
| 手厚い | てあつい | warm (treatment, reception, etc.); kind; cordial; hospitable | n1 |
| 厚化粧 | あつげしょう | thick makeup; heavy makeup | |
| 厚かましい | あつかましい | impudent; shameless; brazen; cheeky | n2 |
| 厚顔 | こうがん | impudence; audacity; shamelessness; effrontery | |
| 厚紙 | あつがみ | cardboard; thick paper | |
| 厚情 | こうじょう | kindness; favour; favor; hospitality | n4 |
| 厚手 | あつで | thick (paper, cloth, etc.); heavy | n1 |
| 厚遇 | こうぐう | cordial welcome; hearty welcome; kind treatment; hospitality | |
| 厚さ | あつさ | thickness | |
| 深厚 | しんこう | deeply sincere; profound; heartfelt | n1 |
| 厚顔無恥 | こうがんむち | shameless; brazen and unscrupulous | |
| 厚志 | こうし | kind intention; kind thought | n2 |
| 厚生省 | こうせいしょう | (former) Ministry of Health and Welfare | |
| 厚着 | あつぎ | wearing thick clothes; dressing warmly | |
| 寛厚 | かんこう | kindness; largeheartedness | n3 |
| 厚恩 | こうおん | great favor; great favour; obligation | n2 |
| 厚司 | あつし | elm bark clothes traditionally worn by the Ainu; elm bark textile | |
| 厚底 | あつぞこ | thick soles; thick-soled footwear | |
| 厚誼 | こうぎ | kindnesses; friendship; cordialities | n3 |
| 厚生労働省 | こうせいろうどうしょう | Ministry of Health, Labour and Welfare; MHLW | |
| 肥厚 | ひこう | thickening (of organic tissue, e.g. skin); hypertrophy | n3 |
| ぶ厚い | ぶあつい | thick; bulky; massive; heavy | n2 |
| 厚地 | あつじ | thick cloth | |
| 厚め | あつめ | somewhat thick; relatively thick; thickish; on the thick side | |
| 厚切り | あつぎり | thick slice | |
| 厚子 | あつし | elm bark clothes traditionally worn by the Ainu; elm bark textile | |
| 厚揚げ | あつあげ | thick fried tofu | |
| 厚塗り | あつぬり | thickly painted; thickly lacquered; impasto | |
| 厚利 | こうり | large profits | n2 |
| 厚生年金 | こうせいねんきん | welfare pension | |
| 厚相 | こうしょう | Welfare Minister | n2 |
| 福利厚生 | ふくりこうせい | employee welfare; employee benefits; fringe benefits | |
| 厚朴 | ほお | Japanese bigleaf magnolia (Magnolia obovata) | n4 |
| 厚葬 | こうそう | lavish burial; lavish funeral | n2 |
| 厚謝 | こうしゃ | deep gratitude | n2 |
| ブ厚い | ぶあつい | thick; bulky; massive; heavy | n2 |
| 部厚い | ぶあつい | thick; bulky; massive; heavy | n2 |
| 厚味 | あつみ | thickness; profundity; depth; thickness | n1 |
| 厚礼 | こうれい | heartfelt thanks | n1 |
| 分厚 | ぶあつ | thick; bulky; massive; heavy | |
| 厚々 | あつあつ | thick; dense | |
| 厚厚 | あつあつ | thick; dense | |
| 厚口 | あつぐち | thick (paper, etc.) | |
| 厚板 | あついた | thick board; plank; steel plate (with a thickness of at least 3 mm); heavy brocade cloth | |
| 厚様 | あつよう | thick Japanese paper (esp. vellum paper) | |
| 厚焼 | あつやき | frying or baking something thick (e.g. thick omelette) | |
| 厚皮 | あつかわ | thick hide; shamelessness | |
| 厚盛 | あつもり | laying on thickly; thick layer | |
| 厚目 | あつめ | somewhat thick; relatively thick; thickish; on the thick side | |
| 厚臼 | あつうす | stone hand mill | |
| 厚葉 | あつよう | thick Japanese paper (esp. vellum paper) | |
| 厚薄 | こうはく | thickness; partiality | |
| 地厚 | じあつ | thick (fabric, cloth) | |
| 惇厚 | とんこう | sincerity and kindheartedness; honesty and simplicity | |
| 敦厚 | とんこう | sincerity and kindheartedness; honesty and simplicity | |
| 板厚 | いたあつ | board thickness | |
| 激厚 | げきあつ | very thick; seriously thick | |
| 篤厚 | とっこう | helpful and sincere; kind and honest | |
| 肉厚 | にくあつ | thick; meaty; fleshy | |
| 膜厚 | まくあつ | film thickness; coating thickness | |
| 部厚 | ぶあつ | thick; bulky; massive; heavy | |
| 全厚連 | ぜんこうれん | National Welfare Federation of Agricultural Cooperatives (abbr) | |
| 厚い壁 | あついかべ | hard-to-overcome obstacle; high hurdle; thick wall | |
| 厚労相 | こうろうしょう | Minister of Health, Labour and Welfare | |
| 厚労省 | こうろうしょう | Ministry of Health, Labour and Welfare; MHLW | |
| 厚岸草 | アッケシソウ | common glasswort (Salicornia europaea) | |
| 厚底靴 | あつぞこぐつ | platform shoes; thick-soled shoes | |
| 厚焼き | あつやき | frying or baking something thick (e.g. thick omelette) | |
| 厚焼卵 | あつやきたまご | thick omelette; rolled omelette | |
| 厚生連 | こうせいれん | (provincial branch of the) National Welfare Federation of Agricultural Cooperatives | |
| 厚盛り | あつもり | laying on thickly; thick layer | |
| 厚紙筒 | あつがみつつ | cardboard mailing tube; shipping tube | |
| 厚表紙 | あつびょうし | thick book cover; book with thick binding | |
| 厚顔抄 | こうがんしょう | Kogansho (1691 commentary on the songs of the Kojiki and Nihon Shoki; by Keichu) | |
| 特厚口 | とくあつぐち | extra-thick (paper, etc.) | |
| 下に厚く | したにあつく | more generously for the lower-paid | |
| 厚み方向 | あつみほうこう | perpendicular direction; lengthwise direction | |
| 厚壁細胞 | こうへきさいぼう | sclerenchyma cell | |
| 厚焼き卵 | あつやきたまご | thick omelette; rolled omelette | |
| 厚焼玉子 | あつやきたまご | thick omelette; rolled omelette | |
| 厚生大臣 | こうせいだいじん | Minister of Health and Welfare | |
| 厚生施設 | こうせいしせつ | welfare facilities | |
| 厚膜細胞 | こうまくさいぼう | sclerenchyma cell | |
| 厚膜胞子 | こうまくほうし | chlamydospore (thick-walled spore that can survive harsh conditions) | |
| 厚角細胞 | こうかくさいぼう | collenchyma cell | |
| 層が厚い | そうがあつい | having a deep pool (of talent, candidates, etc.); having great depth; having a broad base; being thick-layered | |
| 層の厚い | そうがあつい | having a deep pool (of talent, candidates, etc.); having great depth; having a broad base; being thick-layered | |
| 情に厚い | じょうにあつい | compassionate; sympathetic | |
| 敗色濃厚 | はいしょくのうこう | likely loss; probable defeat | |
| 温厚寡黙 | おんこうかもく | gentle and reticent | |