The story
- Latin · derived frommēnstruum
- Late Latin · derived frommenstruosus“menstruating”
- Middle French · derived frommenstrueus
- Anglo-Norman · derived frommenstruus
- English todaymenstruous
From Anglo-Norman menstruus, Middle French menstrueus, and their source, Late Latin menstruosus (“menstruating”), from Latin mēnstruum.
Words from the same roots
Latinmēnstruum all →
menstruum
Etymology from Wiktionary, CC BY-SA 4.0.