黒こく色しょく表ひょう皮ひ腫しゅMeaningsNoun1. acanthosis nigricansKanji used黒black色color表front side皮skin (of an animal or a plant)腫become swollenComposed of黒こく色しょくblack (colour, color)Noun表ひょう皮ひepidermis; cuticle; bark; facadeNoun腫しゅtumor; tumourSuffix