Where does “salamalaukaisin” come from?

salamalaukaisin (Finnish) comes from Finnish laukaisin, from Finnish laukaista, from Finnish laueta, from Finnish -eta, from Proto-Finnic -nt'ak.

salamalaukaisin (Finnish): flashgun

Definitions

  1. flashgun

Ancestry of “salamalaukaisin”, step by step

salamalaukaisin traces back through two separate lines of ancestry.

via Finnish laukaisin

StepLanguageWordMeaning
1FinnishlaukaisinA device for firing a bullet, missile etc. A...
2Finnishlaukaistato fire; to launch; to trigger
3Finnishlauetato go off; to relax; to ejaculate, to come
4Finnish-etaForms verbs from adjectives, meaning "to become "...
5Proto-Finnic-nt'ak

via Finnish Salama

StepLanguageWordMeaning
1FinnishSalamalightning, bolt
2Proto-Finnicsalamalightning
3Proto-Uralicśalaelm
Every word from Proto-Finnic -nt'akEvery word from Finnish -etaEvery word from Finnish laueta