Where does “-rrhagia” come from?

-rrhagia (Latin) comes from Ancient Greek -ραγία, from Ancient Greek ῥήγνυμι, from Proto-Indo-European wreh₁ǵ-.

Ancestry of “-rrhagia”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	-ραγία	—
2	Ancient Greek	ῥήγνυμι	I break asunder, tear, rend, shatter; I break,...
3	Proto-Indo-European	wreh₁ǵ-	—

-rrhagia — Etymology, Origin & Word History | Etymology Explorer