Before revision: The word comes from Proto-Indo-European *lókus ("lake, pool") and is related to Latin lacus ("lake, pond") and English lay ("lake") .
After revision: The word comes from Proto-Indo-European *lókus ("lake, pool") ,,theand French lac, as well as the Italian, Portuguese and Spanish word for a lake, lago is related to Latin lacus ("lake, pond") and English lay ("lake") .