Where does “dadu” come from?

dadu (Vulgar Latin) comes from Latin datum, from Latin datus, from Latin dāre, from Proto-Italic didō, from Proto-Indo-European dédeh₃ti, from Proto-Indo-European deh₃- — to give.

Ancestry of “dadu”, step by step

dadu traces back through two separate lines of ancestry.

via Latin datum

StepLanguageWordMeaning
1Latindatumgift, present; accusative supine of dō;...
2Latindatusgiven; offered; yielded
3Latindāre
4Proto-Italicdidōgive
5Proto-Indo-Europeandédeh₃tito be giving
6Proto-Indo-Europeandeh₃-to give

via Arabic أَعْدَاد

StepLanguageWordMeaning
1Arabicأَعْدَادnumbers

Words derived from “dadu

Every word from Proto-Indo-European deh₃-Every word from Proto-Indo-European dédeh₃tiEvery word from Proto-Italic didō