疵

吹毛求疵

chuī máo qiú cī

lit. to blow apart the hairs upon a fur to discover any defect (idiom); fig. to be fastidious

大醇小疵

dà chún xiǎo cī

great despite minor blemishes

澡垢索疵

zǎo gòu suǒ cī

to wash the dirt to find a defect (idiom); to find fault

瑕疵

xiá cī

blemish