Where does “nollakoe” come from?

nollakoe (Finnish) comes from Finnish nolla, from Swedish nolla, from Italian nulla, from Latin nūlla, from Latin nūllus, from Proto-Italic oinos, from Proto-Indo-European óynos — one; single.

Ancestry of “nollakoe”, step by step

nollakoe traces back through two separate lines of ancestry.

via Finnish nolla

StepLanguageWordMeaning
1Finnishnollazero; digit zero; good-for-nothing
2Swedishnollaa zero; the symbol, or digit, "0"; a zero; a...
3Italiannullafeminine singular of nullo; nothing, anything;...
4Latinnūllano
5Latinnūllusno one, none, not any, nothing
6Proto-Italicoinoscardinal number 1 Previous: n/a Next: *duō;...
7Proto-Indo-Europeanóynosone; single

via Finnish koe

StepLanguageWordMeaning
1Finnishkoeexperiment; trial, test; examination, test, exam
2Finnishkokeato experience, undergo; to suffer; ~ verkko = to...
3Proto-Finnickokedakto (go) take a look at
4Proto-Uralickoke-see
5Proto-Indo-Europeanh₃ekʷ-to see; eye
Every word from Proto-Indo-European óynosEvery word from Proto-Italic oinosEvery word from Latin nūllus