Finnish word vaihto comes from Proto-Finnic - -tadak, Proto-Finnic *vajeh, and later Proto-Finnic *vaihtadak (To change.)

Detailed word origin of vaihto

Dictionary entry	Language	Definition
- -tadak	Proto-Finnic (fiu-fin-pro)
*vajeh	Proto-Finnic (fiu-fin-pro)
*vaihtadak	Proto-Finnic (fiu-fin-pro)	To change.
vaihtaa	Finnish (fin)	(transitive) to change. (transitive) to exchange, switch. (transitive) to replace.
vaihto	Finnish (fin)	(computing) shift key. (typography) break. Exchange. Swap.

Words with the same origin as vaihto