otolaryngeal

Etymology tree
Proto-Indo-European *h₂ew-
Proto-Indo-European *-s
Proto-Indo-European *h₂ṓws
Ancient Greek οὖς (oûs)
Ancient Greek ὠτ- (ōt-)der.
English ot-
Ancient Greek -ο- (-o-)der.
Latin -o-bor.
English -o-
English oto-
Ancient Greek λᾰ́ρῠγξ (lắrŭnx)bor.
New Latin larynx
Proto-Indo-European *-yósder.
Proto-Indo-European *-éyos
Proto-Italic *-ejos
Proto-Italic *-eos
New Latin -eus
New Latin laryngeus
Proto-Indo-European *h₂el-der.?
Proto-Italic *-ālis
Latin -ālisbor.
Old French -albor.
▲
Latin -ālis
Old French -elbor.
▲
Latin -ālisbor.
Middle English -al
English -al
English laryngeal
English otolaryngeal
From oto- + laryngeal.