吹毛求疵

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

to blow / to play a wind instrument / to blast / to puff / to boast / to brag / to end in failure / to fall through

surname Mao

hair / feather / down / wool / mildew / mold / coarse or semifinished / young / raw / careless / unthinking / nervous / scared / (of currency) to devalue or depreciate / classifier for Chinese fractional monetary unit ( = 角[jiao3] , = one-tenth of a yuan or 10 fen 分[fen1])

to seek / to look for / to request / to demand / to beseech

blemish / flaw / defect