Where does “firmus” come from?

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

firmus (Latin): stable, strong, firm; faithful, steadfast, true

Definitions

  1. stable, strong, firm; faithful, steadfast, true

Ancestry of “firmus”, step by step

firmus traces back through two separate lines of ancestry.

via Proto-Italic fermos

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

via Proto-Indo-European dher(ə)-

StepLanguageWordMeaning
1Proto-Indo-Europeandher(ə)-—

Words derived from “firmus”

Every word from Proto-Indo-European dʰer- →Every word from Proto-Indo-European dʰer-mo-s →Every word from Proto-Italic fermos →