Where does “Achaenodon” come from?

Achaenodon (Translingual) comes from Old English -odon, from Ancient Greek ὀδούς, from Proto-Hellenic odónts, from Proto-Indo-European h₃dónts, from Proto-Indo-European h₁ed- — to eat.

Achaenodon (Translingual): genus|an extinct even-toed ungulate}}

Definitions

genus|an extinct even-toed ungulate}}

Ancestry of “Achaenodon”, step by step

Step	Language	Word	Meaning
1	Old English	-odon	Forms the plural preterite indicative of class II weak verbs
2	Ancient Greek	ὀδούς	A tooth, tusk; anything pointed: spike, prong;...
3	Proto-Hellenic	odónts	tooth
4	Proto-Indo-European	h₃dónts	tooth
5	Proto-Indo-European	h₁ed-	to eat

Every word from Proto-Indo-European h₁ed- →Every word from Proto-Indo-European h₃dónts →Every word from Proto-Hellenic odónts →