Where does “turcoaică” come from?

turcoaică (Romanian) comes from Romanian turc, from Ottoman Turkish ترك, from Persian ترک, from Middle Persian twlk', from Old Turkic 𐱅𐰇𐰼𐰜, from Proto-Turkic *tür(ü)k — Turk, Turkic people.

Ancestry of “turcoaică”, step by step

Step	Language	Word	Meaning
1	Romanian	turc	Turk; Turkish; non-believing, pagan
2	Ottoman Turkish	ترك	Turk
3	Persian	ترک	crack
4	Middle Persian	twlk'	—
5	Old Turkic	𐱅𐰇𐰼𐰜	Turk
6	Proto-Turkic	*tür(ü)k	Turk, Turkic people

Every word from Proto-Turkic *tür(ü)k →Every word from Old Turkic 𐱅𐰇𐰼𐰜 →Every word from Middle Persian twlk' →