Chinese words pronounced cao (any tone) 13 words, in the 4 tones cao is read in. cāo (1st tone) 2 words 操(cāo) to grasp 糙(cāo) rough cáo (2nd tone) 6 words 曹(cáo) class or grade 槽(cáo) trough 漕(cáo) to transport (esp. grain) by water 嘈(cáo) bustling 艚(cáo) seagoing junk All 6 words pronounced cáo cǎo (3rd tone) 3 words 草(cǎo) grass 艹(cǎo) grass radical 草字头儿 懆(cǎo) anxious cào (4th tone) 2 words 肏(cào) to fuck 鄵(cào) ancient place name Often confused with cao chao in any tone 18 words