Chinese words pronounced cu (any tone) 19 words, in the 4 tones cu is read in. cū (1st tone) 1 words 粗(cū) rough 粗(cū) rough cú (2nd tone) 2 words 殂(cú) die 徂(cú) go 殂(cú) die 徂(cú) go cǔ (3rd tone) 1 words 皻(cǔ) chapped skin 皻(cǔ) chapped skin cù (4th tone) 15 words 卒(cù) suddenly 促(cù) hasten 醋(cù) vinegar 簇(cù) cluster 蹙(cù) knit 酢(cù) vinegar 蹴(cù) carefully 瘯(cù) (skin disease) 猝(cù) abruptly 蔟(cù) see 蚕蔟 cáncù 憱(cù) uneasy 瘄(cù) measles 卒(cù) suddenly 促(cù) hasten 醋(cù) vinegar 簇(cù) cluster 蹙(cù) knit 酢(cù) vinegar 蹴(cù) carefully 瘯(cù) (skin disease) 猝(cù) abruptly 蔟(cù) see 蚕蔟 cáncù 憱(cù) uneasy 瘄(cù) measles All 15 words pronounced cù Often confused with cu chu in any tone 53 words