Where does “pohjehermohalvaus” come from?

pohjehermohalvaus (Finnish) comes from Finnish halvaus, from Finnish -us, from Proto-Finnic -us — Forms some nouns from nominal stems.

Ancestry of “pohjehermohalvaus”, step by step

pohjehermohalvaus traces back through two separate lines of ancestry.

via Finnish halvaus

StepLanguageWordMeaning
1Finnishhalvausparalysis; arrest; as in sydänhalvaus; stroke
2Finnish-usForms nouns from verbs, describing an action or...
3Proto-Finnic-usForms some nouns from nominal stems

via Finnish pohjehermo

StepLanguageWordMeaning
1Finnishpohjehermofibular nerve, peroneal nerve
2Finnishhermonerve; snap
Every word from Proto-Finnic -usEvery word from Finnish -usEvery word from Finnish halvaus