Where does “petroșenean” come from?

petroșenean (Romanian) comes from Romanian Petroșani, from Romanian Petros, from Romanian piatră, from Latin petra, from Ancient Greek πέτρα — rock formation: cliff, ledge, cave, ridge; stone.

Ancestry of “petroșenean”, step by step

Step	Language	Word	Meaning
1	Romanian	Petroșani	—
2	Romanian	Petros	—
3	Romanian	piatră	stone
4	Latin	petra	stone, rock
5	Ancient Greek	πέτρα	rock formation: cliff, ledge, cave, ridge; stone

Words derived from “petroșenean”

petroșeneancă

Every word from Ancient Greek πέτρα →Every word from Latin petra →Every word from Romanian piatră →