Where does “sakara-aalto” come from?

sakara-aalto (Finnish) comes from Finnish aalto, from Proto-Finnic alto, from Proto-Germanic aldǭ, from Proto-Indo-European Holdʰō(n), from Proto-Indo-European Holdʰu- — trough, canoe.

Ancestry of “sakara-aalto”, step by step

sakara-aalto traces back through two separate lines of ancestry.

via Finnish aalto

StepLanguageWordMeaning
1Finnishaaltowave; outbreak
2Proto-Finnicaltowave
3Proto-Germanicaldǭtrough, hollow
4Proto-Indo-EuropeanHoldʰō(n)
5Proto-Indo-EuropeanHoldʰu-trough, canoe

via Finnish sakara

StepLanguageWordMeaning
1Finnishsakarapoint sharp tip, e.g. of a star
Every word from Proto-Indo-European Holdʰu-Every word from Proto-Indo-European Holdʰō(n)Every word from Proto-Germanic aldǭ