The story
- Proto-Indo-European*né
- Proto-Indo-European*n̥-
- Proto-Germanic*un-
- Proto-West Germanic*un-
- Old Englishun-
- Middle Englishun-
- Englishun-
- Ancient Greekχαράσσω (kharássō)
- Ancient Greekχαρακτήρ (kharaktḗr)
- Ancient Greekχαρακτηρίζω (kharaktērízō)
- Ancient Greekχᾰρᾰκτηριστῐκός (khărăktēristĭkós)
- Englishcharacteristic
- English todayuncharacteristic
From un- + characteristic.
Etymology from Wiktionary, CC BY-SA 4.0.