Where does “valannos” come from?

valannos (Finnish) comes from Finnish -nnos, from Finnish -ntö, from Finnish -mö, from Finnish -i, from Proto-Uralic -j — oblique plural.

Ancestry of “valannos”, step by step

StepLanguageWordMeaning
1Finnish-nnosForms nouns
2Finnish-ntö—
3Finnish-möFront vowel variant of -mo
4Finnish-iA nominal suffix used in eg. ukko → ukki; Used...
5Proto-Uralic-joblique plural
Every word from Proto-Uralic -j →Every word from Finnish -i →Every word from Finnish -ntö →