Where does “vaihesiirtymä” come from?

vaihesiirtymä (Finnish) comes from Finnish siirtymä, from Finnish siirtyä, from Finnish siirtää, from Proto-Finnic siirtädäk — to move, to transfer.

Ancestry of “vaihesiirtymä”, step by step

vaihesiirtymä traces back through two separate lines of ancestry.

via Finnish siirtymä

StepLanguageWordMeaning
1Finnishsiirtymätransition; displacement
2Finnishsiirtyäto move
3Finnishsiirtääto move, transfer; to transfer; to reschedule,...
4Proto-Finnicsiirtädäkto move, to transfer

via Finnish vaihe

StepLanguageWordMeaning
1Finnishvaihephase, stage, point, period; phase; stage of a...
2Proto-Finnicvajehgap
3Proto-Uralicwaješe-
Every word from Proto-Finnic siirtädäkEvery word from Finnish siirtääEvery word from Finnish siirtyä