The story
- Proto-Indo-European*men-
- Proto-Indo-European*monéyeti
- Proto-Italic*man-eje-
- Proto-Italic*moneō
- Proto-Italic*monestrom
- Latinmōnstrum
- Old Frenchmonstre
- Middle Englishmonstre
- English todaymonster
From Middle English monstre, from Old French monstre, mostre, moustre, from Latin mōnstrum. Displaced native Old English fīfel and Old English þyrs.
Words from the same roots
Latinmōnstrum all →
hippopotomonstrosesquipedalianhippopotomonstrosesquipedaliophobia
Etymology from Wiktionary, CC BY-SA 4.0.