teetotaler (n.)youdaoicibaDictYouDict[teetotaler 词源字典]
also teetotaller, 1834, agent noun from teetotal. Related: Teetotalism.[teetotaler etymology, teetotaler origin, 英语词源]
wowseryoudaoicibaDictYouDict
"A puritanical or censorious person, in particular a teetotaller or person opposed to alcohol", Late 19th century: of obscure origin.