Where does “controfirmare” come from?

controfirmare (Italian) comes from Italian firmare, from Latin firmō, from Latin Firmus, from Proto-Italic fermos, from Proto-Indo-European dʰer-mo-s, from Proto-Indo-European dʰer- — to support; to hold.

controfirmare (Italian): To countersign

Definitions

  1. To countersign

Ancestry of “controfirmare”, step by step

StepLanguageWordMeaning
1Italianfirmareto sign
2Latinfirmōto make firm, strengthen, harden, fortify
3LatinFirmusstrong, powerful
4Proto-Italicfermos—
5Proto-Indo-Europeandʰer-mo-sholding
6Proto-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 →
controfirmare — Etymology, Origin & Word History | Etymology Explorer