lysyl

Etymology tree
Proto-Indo-European *lewh₁-der.
Ancient Greek λύω (lúō)
Proto-Indo-European *-tis
Ancient Greek -τις (-tis)
Ancient Greek -σις (-sis)
Ancient Greek λῠ́σῐς (lŭ́sĭs)der.
Latin lysisbor.
English lysis
Proto-Indo-European *-nós
Proto-Indo-European *-iHnos
Proto-Italic *-īnos
Latin -īnusder.
Old French -inbor.
Middle English -in
English -ine
English lysine
Proto-Indo-European *swel-der.?
Ancient Greek ῡ̔́λη (hū́lē)der.
Frenchder.
English -yl
English lysyl
From lysine + -yl.