Where does “pepon” come from?

pepon (Middle French) comes from Latin peponem, from Latin pepo, from Ancient Greek πέπων, from Proto-Indo-European pékʷeti, from Proto-Indo-European pekʷ-, from Proto-Indo-European h₃-ép-kʷ-.

Ancestry of “pepon”, step by step

Step	Language	Word	Meaning
1	Latin	peponem	accusative singular of pepō
2	Latin	pepo	pumpkin, large melon
3	Ancient Greek	πέπων	ripe, softened; good, sweet, kind; weak, cowardly
4	Proto-Indo-European	pékʷeti	to be cooking; to ripen
5	Proto-Indo-European	pekʷ-	to cook; to ripen
6	Proto-Indo-European	h₃-ép-kʷ-	—

Every word from Proto-Indo-European h₃-ép-kʷ- →Every word from Proto-Indo-European pekʷ- →Every word from Proto-Indo-European pékʷeti →