Where does “myttyin” come from?

myttyin (Ingrian) comes from Finnish mytty, from Finnish mutta, from Finnish muu, from Proto-Finnic muu, from Proto-Finno-Ugric mu.

Ancestry of “myttyin”, step by step

StepLanguageWordMeaning
1Finnishmyttybundle
2Finnishmuttabut; ifs, ands, or buts; in a negative phrase,...
3Finnishmuuother, another; the others; else
4Proto-Finnicmuuother, another; different
5Proto-Finno-Ugricmu—
Every word from Proto-Finno-Ugric mu →Every word from Proto-Finnic muu →Every word from Finnish muu →