thyroprotective

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-der. 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- Medieval Latin prōtēctīvusbor. English protective English thyroprotective From thyro- + protective.

来源：wiktionary