Where does “pia” come from?

pia (Old Portuguese) comes from Latin pila, from Latin pīlus, from Latin pīlum, from Proto-Italic pistlom, from Proto-Indo-European pis-tlo-, from Proto-Indo-European peys- — to grind, to crush.

Ancestry of “pia”, step by step

StepLanguageWordMeaning
1Latinpilamortar; pillar; pier
2Latinpīlusa hair
3Latinpīluma pounder, pestle
4Proto-Italicpistlom—
5Proto-Indo-Europeanpis-tlo-—
6Proto-Indo-Europeanpeys-to grind, to crush

Words derived from “pia”

Every word from Proto-Indo-European peys- →Every word from Proto-Indo-European pis-tlo- →Every word from Proto-Italic pistlom →