Where does “otčestvo” come from?

otčestvo (Czech) comes from Russian отчество, from Russian оте́ц, from Old East Slavic отьць, from Proto-Slavic otь̃cь, from Proto-Indo-European átta — father.

otčestvo (Czech): patronymic

Definitions

  1. patronymic

Ancestry of “otčestvo”, step by step

StepLanguageWordMeaning
1Russianотчествоpatronymic
2Russianоте́цfather
3Old East Slavicотьцьfather
4Proto-Slavicotь̃cь—
5Proto-Indo-Europeanáttafather
Every word from Proto-Indo-European átta →Every word from Proto-Slavic otь̃cь →Every word from Old East Slavic отьць →