Where does “*Tuptdalr” come from?

*Tuptdalr (Old Norse) comes from Old Norse dalr, from Proto-Germanic dalą, from Proto-Indo-European dʰel- — an arch, vaulting, curve, curvature, cavity;...

Ancestry of “*Tuptdalr”, step by step

*Tuptdalr traces back through two separate lines of ancestry.

via Old Norse dalr

StepLanguageWordMeaning
1Old Norsedalrdale, valley
2Proto-Germanicdaląvalley, dale
3Proto-Indo-Europeandʰel-an arch, vaulting, curve, curvature, cavity;...

via Old Norse tupt

StepLanguageWordMeaning
1Old Norsetupt—
2Proto-Germanictumþizseemliness, agreement; association, guild,...
3Proto-Indo-Europeandem-to build; to arrange, to put together
Every word from Proto-Indo-European dʰel- →Every word from Proto-Germanic dalą →Every word from Old Norse dalr →