Where does “balneare” come from?

balneare (Late Latin) comes from Latin balneum, from Ancient Greek βαλανεῖον, from Ancient Greek βᾰλᾰνεύς — bath-man.

Ancestry of “balneare”, step by step

Step	Language	Word	Meaning
1	Latin	balneum	bath, bathing place, bathroom
2	Ancient Greek	βαλανεῖον	bath, bathing room; bathhouse
3	Ancient Greek	βᾰλᾰνεύς	bath-man

balneare — Etymology, Origin & Word History | Etymology Explorer