Where does “кајати” come from?

кајати (Serbo-Croatian) comes from Proto-Slavic kàjati, from Proto-Indo-European kʷōy-, from Proto-Indo-European kʷey- — to pay; to avenge.

кајати (Serbo-Croatian): to repent

Definitions

  1. to repent

Ancestry of “кајати”, step by step

StepLanguageWordMeaning
1Proto-Slavickàjatito repent, to regret
2Proto-Indo-Europeankʷōy-—
3Proto-Indo-Europeankʷey-to pay; to avenge
Every word from Proto-Indo-European kʷey- →Every word from Proto-Indo-European kʷōy- →Every word from Proto-Slavic kàjati →
кајати — Etymology, Origin & Word History | Etymology Explorer