The story
- Proto-Indo-European*né
- Proto-Indo-European*n̥-
- Proto-Germanic*un-
- Proto-West Germanic*un-
- Old Englishun-
- Middle Englishun-
- Englishun-
- Latinhaereō
- Latinhaesitō
- Latinhaesitātus
- Englishhesitate
- Englishhesitative
- Proto-Indo-European*leyg-
- Proto-Germanic*līką
- Englishhesitatively
- English todayunhesitatively
From un- + hesitatively.
Etymology from Wiktionary, CC BY-SA 4.0.