Where does “pirusti” come from?

pirusti (Finnish) comes from Finnish piru, from Finnish perkele, from Proto-Finnic perkeleh — evil spirit?.

pirusti (Finnish): an intensifier

Definitions

  1. an intensifier

Ancestry of “pirusti”, step by step

pirusti traces back through two separate lines of ancestry.

via Finnish piru

StepLanguageWordMeaning
1Finnishpiruthe Devil; a devil; An intensifier; used in...
2FinnishperkeleThe Devil, Satan; also Perkele; devil; A swear...
3Proto-Finnicperkelehevil spirit?

via Finnish sti

StepLanguageWordMeaning
1Finnishsti—
Every word from Proto-Finnic perkeleh →Every word from Finnish perkele →Every word from Finnish piru →