Where does “korvaruisku” come from?

korvaruisku (Finnish) comes from Finnish ruisku, from Finnish -u, from Proto-Finnic -u — Forms nouns from adjectives, nouns.

korvaruisku (Finnish): ear syringe

Definitions

  1. ear syringe

Ancestry of “korvaruisku”, step by step

korvaruisku traces back through two separate lines of ancestry.

via Finnish ruisku

StepLanguageWordMeaning
1Finnishruiskusprayer, squirt, douche; syringe
2Finnish-uForms nouns from verbs. Most common with "e"- and...
3Proto-Finnic-uForms nouns from adjectives, nouns

via Finnish korva

StepLanguageWordMeaning
1Finnishkorvaear; edge, border; handle
2Proto-Finnickorvaear; side part; handle
Every word from Proto-Finnic -u →Every word from Finnish -u →Every word from Finnish ruisku →