Where does “jäävahvistus” come from?

jäävahvistus (Finnish) comes from Finnish vahvistus, from Finnish vahvistaa, from Finnish vahva, from Proto-Finnic vahva — strong; firm.

jäävahvistus (Finnish): reinforcing for ice such as a ship

Definitions

  1. reinforcing for ice such as a ship

Ancestry of “jäävahvistus”, step by step

jäävahvistus traces back through two separate lines of ancestry.

via Finnish vahvistus

StepLanguageWordMeaning
1Finnishvahvistusstrengthening, consolidation; confirmation,...
2Finnishvahvistaato strengthen, harden, fortify; reinforce, to...
3Finnishvahvastrong, able-bodied, brawny, burly, powerful;...
4Proto-Finnicvahvastrong; firm

via Finnish jää

StepLanguageWordMeaning
1Finnishjääice; rock; in the expression on the rocks =...
2Proto-Finnicjääice
3Proto-Uralicjäŋeice
Every word from Proto-Finnic vahvaEvery word from Finnish vahvaEvery word from Finnish vahvistaa