Where does “pertundo” come from?

pertundo (Latin) comes from Latin tundo, from Proto-Italic tundō, from Proto-Indo-European (s)tewd-, from Proto-Indo-European stew- — to praise, laud.

Ancestry of “pertundo”, step by step

Step	Language	Word	Meaning
1	Latin	tundo	I beat, strike, buffet; I pound, bruise, crush,...
2	Proto-Italic	tundō	beat, strike
3	Proto-Indo-European	(s)tewd-	to push, to hit
4	Proto-Indo-European	stew-	to praise, laud

Every word from Proto-Indo-European stew- →

pertundo — Etymology, Origin & Word History | Etymology Explorer