Where does “lagomorphous” come from?

lagomorphous (English) comes from English lagomorph, from Translingual Lagomorpha, from Ancient Greek Λαγώς, from Ancient Greek λαγοωυσός, from Ancient Greek οὖς, from Ancient Greek ὀδούς, from Proto-Hellenic odónts, from Proto-Indo-European h₃dónts — to eat.

Ancestry of “lagomorphous”, step by step

StepLanguageWordMeaning
1EnglishlagomorphA member of the mammalian taxonomic order,...
2TranslingualLagomorphaorder
3Ancient GreekΛαγώςhare
4Ancient Greekλαγοωυσόςwith flabby ears
5Ancient Greekοὖςear; hearing; spy
6Ancient GreekὀδούςA tooth, tusk; anything pointed: spike, prong;...
7Proto-Hellenicodóntstooth
8Proto-Indo-Europeanh₃dóntstooth
9Proto-Indo-Europeanh₁ed-to eat
Every word from Proto-Indo-European h₁ed-Every word from Proto-Indo-European h₃dóntsEvery word from Proto-Hellenic odónts