Where does “koťátko” come from?

koťátko (Czech) comes from Czech kotě, from Old Czech kotě, from Proto-Slavic *kotę — kitten.

Ancestry of “koťátko”, step by step

StepLanguageWordMeaning
1Czechkotěkitten
2Old Czechkotěkitten
3Proto-Slavic*kotękitten
Every word from Proto-Slavic *kotę →Every word from Old Czech kotě →Every word from Czech kotě →
koťátko — Etymology, Origin & Word History | Etymology Explorer