Where does “Ciocănișteanu” come from?

Ciocănișteanu (Romanian) comes from Romanian Ciocănești, from Romanian ciocan, from Ottoman Turkish çekiç, from Old Turkic çekük, from Proto-Turkic *čekük.

Ancestry of “Ciocănișteanu”, step by step

StepLanguageWordMeaning
1RomanianCiocănești
2Romanianciocanhammer
3Ottoman Turkishçekiç
4Old Turkicçekük
5Proto-Turkic*čekük
Every word from Proto-Turkic *čekükEvery word from Old Turkic çekükEvery word from Ottoman Turkish çekiç