Where does “firma” come from?

firma (Esperanto) comes from Latin Firmus, from Proto-Italic fermos, from Proto-Indo-European dʰer-mo-s, from Proto-Indo-European dʰer- — to support; to hold.

firma (Esperanto): firm

Definitions

  1. firm

Ancestry of “firma”, step by step

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

Words derived from “firma”

Every word from Proto-Indo-European dʰer- →Every word from Proto-Indo-European dʰer-mo-s →Every word from Proto-Italic fermos →
firma — Etymology, Origin & Word History | Etymology Explorer