The story
- Proto-Indo-European · derived from*tum-éh₁-“to be swelling”
- Latin · derived fromtumefaciō
- French · derived fromtuméfier
- English todaytumefy
From French tuméfier, from Latin tumefaciō, ultimately from tumeō, from Proto-Indo-European *tum-éh₁- (“to be swelling”), stative stem of *tum- (“to swell”).
Words from the same roots
Latintumefaciō all →
Proto-Indo-European*tum-éh₁- all →
tumescence
Etymology from Wiktionary, CC BY-SA 4.0.