Where does “pitence” come from?

pitence (Old French) comes from Medieval Latin pietantia, from Latin pietas, from Latin pīus, from Latin -tās, from Proto-Indo-European -teh₂ts, from Proto-Indo-European -teh₂, from Proto-Indo-European -tós — Creates verbal adjectives from verb stems.

Ancestry of “pitence”, step by step

StepLanguageWordMeaning
1Medieval Latinpietantia
2LatinpietasDutiful conduct, sense of duty; Piety,...
3Latinpīus
4Latin-tāsty, -dom, -hood, -ness, -ship
5Proto-Indo-European-teh₂tsUsed to form nouns representing state of being
6Proto-Indo-European-teh₂Used to form nouns representing state of being
7Proto-Indo-European-tósCreates verbal adjectives from verb stems

Words derived from “pitence

Every word from Proto-Indo-European -tósEvery word from Latin -tāsEvery word from Latin pīus