Where does “repentirse” come from?

repentirse (Old Spanish) comes from Vulgar Latin *repaenitīre, from Late Latin paenitīre, from Latin paeniteo, from Proto-Indo-European peh₁- — to hate, hurt.

Ancestry of “repentirse”, step by step

StepLanguageWordMeaning
1Vulgar Latin*repaenitīre
2Late Latinpaenitīre
3LatinpaeniteoI cause to repent; I regret, repent; I am sorry;...
4Proto-Indo-Europeanpeh₁-to hate, hurt

Words derived from “repentirse

Every word from Proto-Indo-European peh₁-Every word from Latin paeniteoEvery word from Late Latin paenitīre