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 *čekük →Every word from Old Turkic çekük →Every word from Ottoman Turkish çekiç →