cricoesophageal

Etymology tree
Ancient Greek κρίκος (kríkos)
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 κρῐκοειδής (krĭkoeidḗs)bor.
New Latin cricoīdēsbor.
English cricoid
Ancient Greek -ο- (-o-)der.
Latin -o-bor.
English -o-
English crico-
English esophageal
English cricoesophageal
From crico- + esophageal.