Where does “firmōn” come from?

firmōn (Old High German) comes from Latin firmāre, 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 “firmōn”, step by step

StepLanguageWordMeaning
1Latinfirmāre
2LatinFirmusstrong, powerful
3Proto-Italicfermos
4Proto-Indo-Europeandʰer-mo-sholding
5Proto-Indo-Europeandʰer-to support; to hold

Words derived from “firmōn

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