azamethonium

Etymology tree
Proto-Indo-European *né
Proto-Indo-European *n̥-
Proto-Hellenic *ə-
Ancient Greek ᾰ̓- (ă-)
Proto-Indo-European *gʷeyh₃-
Proto-Indo-European *-wós
Proto-Indo-European *gʷih₃wós
Proto-Indo-European *gʷíh₃weti
Proto-Hellenic *gʷyṓw-ō
Proto-Hellenic *ďṓwō
Ancient Greek ζώω (zṓō)
Ancient Greek ζῶ (zô)
Ancient Greek -ᾱ (-ā)
Ancient Greek -η (-ē)
Ancient Greek ζωή (zōḗ)
French azotebor.
English azote
English aza-
Proto-Indo-European *médʰu
Proto-Hellenic *métʰu
Ancient Greek μέθυ (méthu)
Proto-Indo-European *swel-der.?
Ancient Greek ῡ̔́λη (hū́lē)der.
German -yl
German Methylbor.
English methyl
New Latin ammōniumbor.
English ammonium
English onium
English -onium
English azamethonium
From aza- + meth(yl) + -onium (“quaternary ammonium compound”).