Where does “settanta” come from?
settanta (Italian) comes from Latin septuāgintā, from Latin septmāginta, from Proto-Indo-European septm̥̄ḱomt, from Proto-Indo-European septḿ̥-dḱomt — seven-ten.
settanta (Italian): seventy
Ancestry of “settanta”, step by step
Words derived from “settanta”