Where does “teroituskulma” come from?

teroituskulma (Finnish) comes from Finnish teroitus, from Finnish teroittaa, from Finnish terä, from Proto-Finnic terä, from Proto-Finno-Permic terä — edge.

teroituskulma (Finnish): sharpening angle

Definitions

  1. sharpening angle

Ancestry of “teroituskulma”, step by step

teroituskulma traces back through two separate lines of ancestry.

via Finnish teroitus

StepLanguageWordMeaning
1Finnishteroitussharpening
2Finnishteroittaato sharpen
3Finnishteräblade, edge; head; terminal part of the leg, foot
4Proto-Finnicteräblade, edge; ear of corn; grain, corn
5Proto-Finno-Permicteräedge

via Finnish kuľma

StepLanguageWordMeaning
1Finnishkuľmacorner external point where two converging lines meet
Every word from Proto-Finno-Permic teräEvery word from Proto-Finnic teräEvery word from Finnish terä