Where does “firmitude” come from?

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

firmitude (English): strength; stability

Definitions

  1. strength; stability

Ancestry of “firmitude”, step by step

StepLanguageWordMeaning
1Latinfirmitudofirmness, durability, strength; constancy,...
2LatinFirmusstrong, powerful
3Proto-Italicfermos—
4Proto-Indo-Europeandʰer-mo-sholding
5Proto-Indo-Europeandʰer-to support; to hold
Every word from Proto-Indo-European dʰer- →Every word from Proto-Indo-European dʰer-mo-s →Every word from Proto-Italic fermos →
firmitude — Etymology, Origin & Word History | Etymology Explorer