Where does “towyr” come from?

towyr (Welsh) comes from Finnish toi-, from Welsh to, from Proto-Brythonic toɣ, from Proto-Finno-Ugric towke.

Ancestry of “towyr”, step by step

StepLanguageWordMeaning
1Finnishtoi-—
2Welshtoroof
3Proto-Brythonictoɣroof, ceiling
4Proto-Finno-Ugrictowke—
Every word from Proto-Finno-Ugric towke →Every word from Finnish toi- →Every word from Proto-Brythonic toɣ →
towyr — Etymology, Origin & Word History | Etymology Explorer