Where does “banja” come from?

banja (Slovene) comes from Proto-Slavic baňa, from Latin bāneum, from Latin balneum, from Ancient Greek βαλανεῖον, from Ancient Greek βᾰλᾰνεύς — bath-man.

banja (Slovene): bath

Definitions

bath

Ancestry of “banja”, step by step

Step	Language	Word	Meaning
1	Proto-Slavic	baňa	bath, bathing, bathing place; dome; bulging,...
2	Latin	bāneum	attested in Pompeii
3	Latin	balneum	bath, bathing place, bathroom
4	Ancient Greek	βαλανεῖον	bath, bathing room; bathhouse
5	Ancient Greek	βᾰλᾰνεύς	bath-man

Every word from Ancient Greek βᾰλᾰνεύς →Every word from Ancient Greek βαλανεῖον →Every word from Latin balneum →