Ancient Greek ἠθμοειδής

← Ancient Greek ἠθμός (affix)

← Ancient Greek -ειδής (affix)

← Proto-Indo-European *weyd- (root)

→ English ethmoid (derived)

→ Spanish etmoide (borrowed)

→ Galician etmoide (derived)

→ Italian etmoide (derived)

→ Portuguese etmoide (derived)