Where does “τραγῴδιον” come from?

τραγῴδιον (Ancient Greek) comes from Ancient Greek τραγῳδῐ́ᾱ, from Ancient Greek τράγος, from Ancient Greek τρώγω, from Proto-Indo-European terh₁- — to rub, turn; to drill, pierce.

τραγῴδιον (Ancient Greek): song

Definitions

song

Ancestry of “τραγῴδιον”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	τραγῳδῐ́ᾱ	a tragedy or heroic play
2	Ancient Greek	τράγος	billy-goat; puberty, the age when change of voice...
3	Ancient Greek	τρώγω	I chew, gnaw; I eat
4	Proto-Indo-European	terh₁-	to rub, turn; to drill, pierce

Every word from Proto-Indo-European terh₁- →Every word from Ancient Greek τρώγω →Every word from Ancient Greek τράγος →