Where does “welwen” come from?

welwen (Middle English) comes from Old English wealwian, from Proto-West Germanic *walwijan, from Proto-Germanic walwijaną, from Proto-Indo-European welw-, from Proto-Indo-European wēlH-, from Proto-Indo-European welH- — to turn, to wind.

Ancestry of “welwen”, step by step

StepLanguageWordMeaning
1Old Englishwealwianto roll; to wallow, roll
2Proto-West Germanic*walwijan—
3Proto-Germanicwalwijanąto roll
4Proto-Indo-Europeanwelw-hair, wool, grass, ear , forest; to turn, wind,...
5Proto-Indo-EuropeanwēlH-to roll, to undulate
6Proto-Indo-EuropeanwelH-to turn, to wind
Every word from Proto-Indo-European welH- →Every word from Proto-Indo-European wēlH- →Every word from Proto-Indo-European welw- →