Where does “moins” come from?

moins (Middle French) comes from Old French meins, from Latin minus, from Proto-Italic minos — less.

Ancestry of “moins”, step by step

StepLanguageWordMeaning
1Old Frenchmeins
2Latinminusnominative neuter singular of minor; accusative...
3Proto-Italicminosless

Words derived from “moins

Every word from Proto-Italic minosEvery word from Latin minusEvery word from Old French meins