Where does “poikittaisaalto” come from?

poikittaisaalto (Finnish) comes from Finnish poikittainen, from Finnish poikittain, from Finnish poikki, from Finnish poikitse, from Finnish itse, from Proto-Finnic icek, from Hebrew יצחק — to laugh.

poikittaisaalto (Finnish): transverse wave

Definitions

  1. transverse wave

Ancestry of “poikittaisaalto”, step by step

poikittaisaalto traces back through two separate lines of ancestry.

via Finnish poikittainen

StepLanguageWordMeaning
1Finnishpoikittainentransverse, traverse; abeam
2Finnishpoikittaincrosswise, diagonally, obliquely; abeam
3Finnishpoikkibroken into two or more pieces; off; exhausted,...
4Finnishpoikitse(Scattered/strewn) here and there, all over (the place), (all) spread out
5Finnishitseoneself; used to emphasize the person of the head...
6Proto-Finnicicekself
7Hebrewיצחקto laugh

via Finnish aalto

StepLanguageWordMeaning
1Finnishaaltowave; outbreak
2Proto-Finnicaltowave
3Proto-Germanicaldǭtrough, hollow
4Proto-Indo-EuropeanHoldʰō(n)
5Proto-Indo-EuropeanHoldʰu-trough, canoe
Every word from Hebrew יצחקEvery word from Proto-Finnic icekEvery word from Finnish itse
poikittaisaalto — Etymology, Origin & Word History | Etymology Explorer