Where does “fermer” come from?

fermer (Middle English) comes from Old French fermier, from Medieval Latin firmarius, from Latin Firma, from Latin Firmus, from Proto-Italic fermos, from Proto-Indo-European dʰer-mo-s, from Proto-Indo-European dʰer- — to support; to hold.

Ancestry of “fermer”, step by step

StepLanguageWordMeaning
1Old Frenchfermiera farmer, a lessee, husbandman, bailliff
2Medieval Latinfirmariusone to whom land is rented, a collector of taxes,...
3LatinFirmatax, tribute
4LatinFirmusstrong, powerful
5Proto-Italicfermos
6Proto-Indo-Europeandʰer-mo-sholding
7Proto-Indo-Europeandʰer-to support; to hold

Words derived from “fermer

Every word from Proto-Indo-European dʰer-Every word from Proto-Indo-European dʰer-mo-sEvery word from Proto-Italic fermos