The story
- Proto-Italic*wre-
- Latinre-
- Proto-Indo-European*leykʷ-
- Proto-Indo-European*linékʷti
- Proto-Italic*linkʷō
- Latinlinquō
- Latinrelinquō
- Old Frenchrelenquir
- Middle Frenchrelinquir
- Middle Englishrelinquisshen
- Englishrelinquish
- English todayrelinquishment
From relinquish + -ment.
Etymology from Wiktionary, CC BY-SA 4.0.