thyrotoxin

Etymology tree
Proto-Indo-European *dʰwer-der.
Proto-Hellenic *tʰurā
Ancient Greek θῠ́ρᾱ (thŭ́rā)
Ancient Greek -εος (-eos)
Ancient Greek θῠρεός (thŭreós)
Proto-Indo-European *weyd-
Proto-Indo-European *-os
Proto-Indo-European *wéydos
Proto-Hellenic *wéidos
Ancient Greek εἶδος (eîdos)
Proto-Indo-European *-os
Proto-Indo-European *-ēs
Ancient Greek -ης (-ēs)
Ancient Greek -ειδής (-eidḗs)
Ancient Greek θῠρεοειδής (thŭreoeidḗs)bor.
New Latin thyreoīdēsbor.
English thyroid
Ancient Greek -ο- (-o-)der.
Latin -o-bor.
English -o-
English thyro-
Ancient Greek τόξον (tóxon)
Proto-Indo-European *-kos
Ancient Greek -κός (-kós)
Ancient Greek -ῐκός (-ĭkós)
Ancient Greek τοξῐκός (toxĭkós)
Ancient Greek τοξικόν (toxikón)der.
Latin toxicum
Proto-Indo-European *-nós
Proto-Indo-European *-iHnos
Proto-Italic *-īnos
Latin -īnusder.
Old French -inbor.
Middle English -in
English -ineclip.
English -in
English toxin
English thyrotoxin
From thyro- + toxin.