Where does “iwt” come from?

iwt (Middle Welsh) comes from Old Welsh iot, from Proto-Celtic *yutos, from Proto-Indo-European *yéwHs — soup, broth.

Ancestry of “iwt”, step by step

StepLanguageWordMeaning
1Old Welshiot—
2Proto-Celtic*yutosporridge
3Proto-Indo-European*yéwHssoup, broth

Words derived from “iwt”

Every word from Proto-Indo-European *yéwHs →Every word from Proto-Celtic *yutos →Every word from Old Welsh iot →