Where does “eetterinarkoosi” come from?

eetterinarkoosi (Finnish) comes from Finnish narkoosi, from English narcosis, from Ancient Greek ναρκόω, from Ancient Greek -όω, from Proto-Indo-European -oyéti, from Proto-Indo-European -yéti, from Proto-Indo-European yé-, from Chichewa iye — he, she.

Ancestry of “eetterinarkoosi”, step by step

eetterinarkoosi traces back through two separate lines of ancestry.

via Finnish narkoosi

StepLanguageWordMeaning
1Finnishnarkoosinarcosis
2EnglishnarcosisUnconsciousness caused by a drug, anaesthetic or...
3Ancient GreekναρκόωI benumb
4Ancient Greek-όωAdded to a noun or adjective to make a verb with...
5Proto-Indo-European-oyétiCreates factitive verbs from adjectives
6Proto-Indo-European-yétiCreates intransitive, often deponent,...
7Proto-Indo-Europeanyé-
8Chichewaiyehe, she

via Finnish eetteri

StepLanguageWordMeaning
1Finnisheetteriether; aether; radio waves
2Swedisheterether
3Latinaethērsky, ether (distinct in this sense from caelum, which is where the night's stars are, but not always distinguished from āēr; always distinct from the underworld)
4Ancient GreekΑἰθήρUpper Air
5Ancient GreekαἴθωTo ignite, kindle, light; To burn, blaze
6Proto-Hellenic*áitʰōto ignite
Every word from Chichewa iye