Where does “lastu-ura” come from?

lastu-ura (Finnish) comes from Finnish ura, from Proto-Finnic ura, from Proto-Finno-Ugric ura.

lastu-ura (Finnish): the groove of a drill bit for chips or shavings to pass through

Definitions

  1. the groove of a drill bit for chips or shavings to pass through

Ancestry of “lastu-ura”, step by step

lastu-ura traces back through two separate lines of ancestry.

via Finnish ura

StepLanguageWordMeaning
1Finnishuratrack, groove, rut; career; groove, slot, score
2Proto-Finnicuragroove
3Proto-Finno-Ugricura

via Finnish lastu

StepLanguageWordMeaning
1Finnishlastushaving; chip; short story
2Finnish-uForms nouns from verbs. Most common with "e"- and...
3Proto-Finnic-uForms nouns from adjectives, nouns
Every word from Proto-Finno-Ugric ura