Where does “rixa” come from?

rixa (Portuguese) comes from Latin rixa, from Proto-Indo-European rik-s-eh₂.

rixa (Portuguese): feud; brawl; fight; quarrel

Definitions

Step	Language	Word	Meaning
1	Latin	rixa	quarrel, brawl, dispute, contest, strife,...
2	Proto-Indo-European	rik-s-eh₂	—

rixa — Etymology, Origin & Word History | Etymology Explorer