Where does “es-” come from?
es- (Portuguese) comes from Portuguese Pó, from Italian Po, from Latin Padus, from Lepontic Bodincus, from Proto-Indo-European bʰudʰmḗn, from Proto-Indo-European dʰewbʰ-, from Proto-Indo-European dʰewh₂- — smoke; mist, haze.
es- (Portuguese): ex-
Ancestry of “es-”, step by step