| 尻 | ko | end of spine; buttocks, sacrum |
| 古 | ko | old, classic, ancient |
| 叩 | ko | knock, ask; kowtow, bow |
| 攷 | ko | examine, test; investigate |
| 考 | ko | examine, test; investigate |
| 吿 | ko kok | tell, announce, inform; accuse |
| 告 | ko kok | tell, announce, inform; accuse |
| 估 | ko | merchant; estimate, guess, presume |
| 沽 | ko | buy and sell; inferior in quality |
| 杲 | ko | bright sun; brilliant; high |
| 咕 | ko | mumble, mutter, murmur; rumble |
| 姑 | ko | father's sister; husband's mother |
| 孤 | ko | orphan, fatherless; solitary |
| 刳 | ko | cut out, dig, rip up, scoop out |
| 股 | ko | thighs, haunches, rump; share |
| 固 | ko | to become solid, solidify; strength |
| 呱 | ko | wail, crying of child; swear at |
| 咎 | kwu ko | fault, defect; error, mistake |
| 拷 | ko | torture and interrogate; hit |
| 枯 | ko | dried out, withered, decayed |
| 故 | ko | ancient, old; reason, because |
| 牯 | ko | cow; bull; ox |
| 皋 | ko | the high land along a river |
| 羖 | ko | a black ram |
| 胯 | kwa ko | pelvis; groin; thighs |
| 羔 | ko | lamb, kid |
| 凅 | ko | dried up; exhausted, tired; dry |
| 髙 | ko | variant of 高 高, high, tall; lofty, elevated |
| 栲 | ko | mangrove |
| 郜 | ko | name of fief in Shantong bestowed on the eldest son of Wen Wang |
| 高 | ko | high, tall; lofty, elevated |
| 罟 | ko | net; snare; pressure come or go |
| 庫 | ko | armory, treasury, storehouse |
| 苦 | ko | bitter; hardship, suffering |
| 苽 | ko | bulrush, Zizania latifolia |
| 皐 | ko ho | the high land along a river |
| 酤 | ko | to deal in spirits |
| 袴 | ko | pants; trousers; panties |
| 辜 | ko | crime, criminal offense |
| 觚 | ko | jug, winecup, goblet; square |
| 詁 | ko | exegesis, explanation; explain |
| 雇 | ko ho | employ, to hire |
| 賈 | ka ko | surname; merchant; buy, trade |
| 賈 | ko | surname; merchant; buy, trade |
| 鈷 | ko | cobalt; household iron cobaltum |
| 塙 | ko | truly |
| 鼓 | ko | drum; beat, top, strike |
| 痼 | ko | chronic disease |
| 敲 | ko kyo | strike, beat, pound, hammer; rap |
| 暠 | ko ho | daybreak; bright and brilliant |
| 槀 | ko | draft, manuscript |
| 誥 | ko | inform, notify, admonish, order |
| 槁 | ko | wither; withered, rotten, dead |
| 睾 | ko | testicle |
| 菰 | ko | wild rice; Zizania latifolia |
| 箍 | ko | hoop; bind, surround |
| 膏 | ko | grease, fat; paste, ointment |
| 靠 | ko | lean on, trust, depend on; near |
| 骷 | ko | skeleton |
| 稿 | ko | draft, manuscript, rough copy |
| 槹 | ko | spar; well-sweep |
| 鴣 | ko | species of Taiwan pigeon |
| 篙 | ko | pole used punt boat |
| 糕 | ko | cakes, pastry |
| 錮 | ko | run metal into cracks; confine |
| 翱 | ko | soar, roam |
| 翺 | ko | soar, roam |
| 盬 | ko | salt pit; leisure; pot; drink |
| 瞽 | ko | blind; blind musician; stupid |
| 櫜 | ko | quiver (case for arrows) |
| 鯝 | ko | fish guts |
| 嚳 | ko | mythical emperor; to inform quickly; an urgent communication |
| 藁 | ko | straw, hay; dry, withered |
| 顧 | ko | look back; look at; look after |
| 蠱 | ko | poison; venom; harm; bewitch |