Where does “confermabile” come from?
confermabile (Italian) comes from Italian confermare, from Latin confirmāre, 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.
confermabile (Italian): confirmable
Ancestry of “confermabile”, step by step