Where does “nokirousku” come from?

nokirousku (Finnish) comes from Finnish rousku, from Finnish -u, from Proto-Finnic -u — Forms nouns from adjectives, nouns.

nokirousku (Finnish): sooty milk cap, Lactarius lignyotus

Definitions

  1. sooty milk cap, Lactarius lignyotus

Ancestry of “nokirousku”, step by step

nokirousku traces back through two separate lines of ancestry.

via Finnish rousku

StepLanguageWordMeaning
1FinnishrouskuA milk-cap
2Finnish-uForms nouns from verbs. Most common with "e"- and...
3Proto-Finnic-uForms nouns from adjectives, nouns

via Finnish noki

StepLanguageWordMeaning
1Finnishnokisoot; Indicative present connegative form of...
2Proto-Finnicnokisoot
Every word from Proto-Finnic -u →Every word from Finnish -u →Every word from Finnish rousku →