Where does “epos” come from?

epos (Polish) comes from Latin epos, from Ancient Greek ἔπος, from Ancient Greek ϝέπος, from Proto-Hellenic wékʷos, from Proto-Indo-European wékʷos, from Proto-Indo-European wekʷ- — to speak, to sound out.

epos (Polish): epic

Definitions

epic

Ancestry of “epos”, step by step

Step	Language	Word	Meaning
1	Latin	epos	an epic, a heroic poem
2	Ancient Greek	ἔπος	something spoken: speech, story, song; epic...
3	Ancient Greek	ϝέπος	—
4	Proto-Hellenic	wékʷos	word, speech
5	Proto-Indo-European	wékʷos	—
6	Proto-Indo-European	wekʷ-	to speak, to sound out

Every word from Proto-Indo-European wekʷ- →Every word from Proto-Indo-European wékʷos →Every word from Proto-Hellenic wékʷos →