Word: 枯 (kū) 枯 dictionary entry kū withered; dried up; dull; residue of pressed oilseeds Full dictionary entry for 枯 Example sentences using 枯 2 sentences, showing page 1 of 1. 木无本必枯，水无源必竭 mù wú běn bì kū, shuǐ wú yuán bì jié a tree without roots must wither, water without a source must run dry 海枯终见底，人死不知心 hǎi kū zhōng jiàn dǐ, rén sǐ bùzhī xīn when the sea dries up you finally see the bottom; when a person dies you still don't know their heart