kinky (adj.)youdaoicibaDictYouDict[kinky 词源字典]
1844, "full of kinks, twisted, curly," from kink + -y (2). Meaning "odd, eccentric, crotchety" is from 1859; that of "sexually perverted" is from 1959. Related: Kinkiness.[kinky etymology, kinky origin, 英语词源]