Where does “guéguerre” come from?

guéguerre (French) comes from French guerre, from Middle French guerre, from Old French guerre, from Late Latin werra, from Frankish *werʀu, from Proto-Indo-European wers-, from Proto-Indo-European wer- — to burn; to cover, heed, notice; squirrel.

guéguerre (French): Squabble. A small dispute or an argument of...