Where does “pio” come from?

pio (Esperanto) comes from Esperanto pia, from French pieux, from Middle French pieux, from Old French piu, from Latin pīus, from Latin -tās, from Proto-Indo-European -teh₂ts, from Proto-Indo-European -teh₂ — Creates verbal adjectives from verb stems.

pio (Esperanto): pi

Definitions

  1. pi

Ancestry of “pio”, step by step

pio traces back through two separate lines of ancestry.

via Esperanto pia

StepLanguageWordMeaning
1Esperantopiapious
2Frenchpieuxpious; plural of pieu
3Middle Frenchpieuxpious
4Old Frenchpiu
5Latinpīus
6Latin-tāsty, -dom, -hood, -ness, -ship
7Proto-Indo-European-teh₂tsUsed to form nouns representing state of being
8Proto-Indo-European-teh₂Used to form nouns representing state of being
9Proto-Indo-European-tósCreates verbal adjectives from verb stems

via Ancient Greek πῖ

StepLanguageWordMeaning
1Ancient GreekπῖAlternative form of πεῖ
2Ancient Greekπεῖpi, the name for the sixteenth letter Π, π of the...
3Proto-Semiticpay-the mouth
Every word from Proto-Indo-European -tósEvery word from Latin -tāsEvery word from Latin pīus