Where does “aaltoyhtälö” come from?

aaltoyhtälö (Finnish) comes from Finnish yhtälö, from Finnish -lö, from Finnish -lä, from Finnish -as, from Proto-Finnic -s, from Proto-Finno-Ugric -s.

aaltoyhtälö (Finnish): wave equation

Definitions

  1. wave equation

Ancestry of “aaltoyhtälö”, step by step

aaltoyhtälö traces back through two separate lines of ancestry.

via Finnish yhtälö

StepLanguageWordMeaning
1Finnishyhtälöequation
2Finnish-löFront vowel variant of -lo
3Finnish-läFront vowel variant of -la
4Finnish-asForms some adjectives; Forms some nouns
5Proto-Finnic-sForms nouns
6Proto-Finno-Ugric-s—

via Finnish aalto

StepLanguageWordMeaning
1Finnishaaltowave; outbreak
2Proto-Finnicaltowave
3Proto-Germanicaldǭtrough, hollow
4Proto-Indo-EuropeanHoldʰō(n)—
5Proto-Indo-EuropeanHoldʰu-trough, canoe
Every word from Proto-Finno-Ugric -s →Every word from Finnish -lä →Every word from Finnish -lö →