Where does “mwa” come from?

mwa (Antillean Creole) comes from French mois, from Middle French moys, from Old French mois, from Old French meis, from Latin mēnsis, from Proto-Italic mēnsis, from Proto-Italic mēns, from Proto-Indo-European mḗh₁n̥s — to measure.

mwa (Antillean Creole): month