criminal (adj.)youdaoicibaDictYouDict[criminal 词源字典]
early 15c., from Middle French criminel (11c.), from Latin criminalis "pertaining to crime," from crimen (genitive criminis); see crime. Preserves the Latin -n-. Criminal law (or criminal justice) distinguished from civil in English at least since late 15c.[criminal etymology, criminal origin, 英语词源]
criminal (n.)youdaoicibaDictYouDict
1620s, from criminal (adj.).