Where does “bem-vindo” come from?
bem-vindo (Portuguese) comes from Vulgar Latin *bene venītus, from Proto-Germanic *wiljakwemô, from Proto-Germanic wiljaną, from Proto-Indo-European wélyoyt, from Proto-Indo-European wélyeti, from Proto-Indo-European welh₁- — to choose; to want.
bem-vindo (Portuguese): welcome
Ancestry of “bem-vindo”, step by step
Words derived from “bem-vindo”