暗 礁 àn jiāo : submerged reef (rock)

報 銷 bào xiāo : submit an expense account; apply for reimbursement; write-off; wipe out

報 帳 bào zhàng : render an account; submit an expense account; apply for reimbursement

沉 «瀋» chén : submerge; immerse; sink; deep; profound; to lower; to drop

Big5: , Unicode: 6c89 (沉),
Links: MT, Cantonese, Ld, Chinese Language

呈 chéng : to assume (a form); to submit; to petition; to show; to present; to offer

Big5: , Unicode: 5448 (呈),
Links: MT, Cantonese, Ld, Chinese Language

呈 報 chéng bào : to (submit a) report

呈 遞 chéng dì : to present; to submit

呈 請 chéng qǐng : to submit (to superiors)

呈 文 chéng wén : petition (submitted to a superior)

導 彈 潛 艇 dǎo dǎn qián tǐng : (guided) missile submarine

伏 fú : conceal (ambush); prostrate; submit

Big5: , Unicode: 4f0f (伏),
Links: MT, Cantonese, Ld, Chinese Language

服 fú : clothes; dress; garment; submit; take (medicine)

Big5: , Unicode: 670d (服),
Links: MT, Cantonese, Ld, Chinese Language

歸 順 guī shùn : submission

泯 mǐn : obliterate; submerge

Big5: , Unicode: 6cef (泯),
Links: MT, Cantonese, Ld, Chinese Language

潛 [潜] qián : hidden; latent; secret; to hide; to conceal; secret; hidden; to submerge

Big5: , Unicode: 6f5b (潛),
Links: MT, Cantonese, Ld, Chinese Language

潛 水 艇 qián shuǐ tǐng : submarine

潛 艇 qián tǐng : submarine

泅 qiú : submerge; swim under water

Big5: , Unicode: 6cc5 (泅),
Links: MT, Cantonese, Ld, Chinese Language

提 交 tí jiāo : submit (a report, etc); refer (a problem) to

淹 yān : drown; submerge

Big5: , Unicode: 6df9 (淹),
Links: MT, Cantonese, Ld, Chinese Language

湮 yān : obscured; submerged

Big5: , Unicode: 6e6e (湮),
Links: MT, Cantonese, Ld, Chinese Language

淊 yān : drown; submerge

Big5: , Unicode: 6dca (淊),
Links: MT, Cantonese, Ld, Chinese Language

淹 沒 yān mò : flush; submerge

湮 yīn : obscured; submerged

Big5: , Unicode: 6e6e (湮),
Links: MT, Cantonese, Ld, Chinese Language