hirsute (adj.)youdaoicibaDictYouDict[hirsute 词源字典]
"hairy," 1620s, from Latin hirsutus "rough, shaggy, bristly," figuratively "rude, unpolished," related to hirtus "shaggy," and possibly to horrere "to bristle with fear," from PIE *ghers-tu-, from root *ghers- "to bristle" (see horror).[hirsute etymology, hirsute origin, 英语词源]