vinylpyrrolidone

Etymology tree
Proto-Indo-European *weh₁y-?
Proto-Indo-European *-ō?
Proto-Indo-European *wéyh₁ō
Proto-Italic *wīnom
Latin vīnum
Proto-Indo-European *swel-der.?
Ancient Greek ῡ̔́λη (hū́lē)der.
Frenchder.
English -yl
English vinyl
Proto-Indo-European *péh₂wr̥
Proto-Hellenic *pāwər
Ancient Greek πῦρ (pûr)
Proto-Indo-European *-rós
Proto-Hellenic *-rós
Ancient Greek -ρός (-rós)
Ancient Greek πῠρρός (pŭrrhós)der.
German Pyrrolbor.
English pyrrole
English -olidine
English pyrrolidine
German Ketonbor.
English ketone
English -one
English pyrrolidone
English vinylpyrrolidone
From vinyl + pyrrolidone.