Chinese words pronounced kou (any tone) 11 words, in the 3 tones kou is read in. kōu (1st tone) 4 words 抠(kōu) to dig 芤(kōu) hollow 眍(kōu) to sink in (of eyes) 𫸩(kōu) nock at end of bow 摳(kōu) to dig 芤(kōu) hollow 瞘(kōu) to sink in (of eyes) 彄(kōu) nock at end of bow kǒu (3rd tone) 1 words 口(kǒu) mouth 口(kǒu) mouth kòu (4th tone) 6 words 扣(kòu) to fasten 叩(kòu) to knock 寇(kòu) to invade 筘(kòu) (a measure of width of cloth) 簆(kòu) healds of a loom 釦(kòu) button 叩(kòu) to knock 寇(kòu) to invade 筘(kòu) (a measure of width of cloth) 簆(kòu) healds of a loom All 6 words pronounced kòu