Where does “Xiphophorus” come from?

Xiphophorus (Translingual) comes from Ancient Greek ξιφηφόρος — bearing a sword.

Ancestry of “Xiphophorus”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	ξιφηφόρος	bearing a sword

Xiphophorus — Etymology, Origin & Word History | Etymology Explorer