innervate (v.)youdaoicibaDictYouDict[innervate 词源字典]
1870, from in- (2) "in" + Latin nervus (see nerve) + -ate. Probably rather a back-formation from innervation (1832). Related: Innervated. Innervation in psychology is from 1880.[innervate etymology, innervate origin, 英语词源]