Where does “caedō” come from?

caedō (Latin) comes from Proto-Italic kaidō, from Proto-Indo-European keh₂id-.

Ancestry of “caedō”, step by step

Step	Language	Word	Meaning
1	Proto-Italic	kaidō	to cut, to hew, to fell
2	Proto-Indo-European	keh₂id-	—

caedō — Etymology, Origin & Word History | Etymology Explorer