Where does “Valea Iazului” come from?

Valea Iazului (Romanian) comes from Romanian vale, from Latin vallis, from Proto-Indo-European wēlH-, from Proto-Indo-European welH- — to turn, to wind.

Ancestry of “Valea Iazului”, step by step

Valea Iazului traces back through two separate lines of ancestry.

via Romanian vale

StepLanguageWordMeaning
1Romanianvalevalley
2Latinvallisvalley, vale; hollow; dative plural of vāllum
3Proto-Indo-EuropeanwēlH-to roll, to undulate
4Proto-Indo-EuropeanwelH-to turn, to wind

via Romanian iaz

StepLanguageWordMeaning
1Romanianiazartificial lake made by damming a river
2Old Church Slavonicѣзъ—
Every word from Proto-Indo-European welH- →Every word from Proto-Indo-European wēlH- →Every word from Latin vallis →