鸡眼

鸡眼	jī yǎn	corn (callus on the foot)
鸡	jī	fowl / chicken / CL:只 / (slang) prostitute
眼	yǎn	eye (CL:只,双) / (often used with 一) a look; a glance / small hole / (bound form) salient point / classifier for wells, cave-dwellings etc