Lacedaemonian (adj.)youdaoicibaDictYouDict[Lacedaemonian 词源字典]
1780, from Latin Lacedaemonius, from Greek Lakedaimonios, from Lakedaimon, an ancient Greek name for Sparta and the district around it.[Lacedaemonian etymology, Lacedaemonian origin, 英语词源]
strait-laced (adj.)youdaoicibaDictYouDict
early 15c., of stays or bodices, "made close and tight;" see strait (adj.) + lace (v.). Figurative sense of "over-precise, prudish, strict in manners or morals" is from 1550s.