Where does “val” come from?

val (Old Portuguese) comes from Latin vallis, from Proto-Indo-European wēlH-, from Proto-Indo-European welH- — to turn, to wind.

Ancestry of “val”, step by step

StepLanguageWordMeaning
1Latinvallisvalley, vale; hollow; dative plural of vāllum
2Proto-Indo-EuropeanwēlH-to roll, to undulate
3Proto-Indo-EuropeanwelH-to turn, to wind
Every word from Proto-Indo-European welH- →Every word from Proto-Indo-European wēlH- →Every word from Latin vallis →