Where does “orjo” come from?

orjo (Old Portuguese) comes from Latin hordeum, from Proto-Italic horzdeom, from Proto-Indo-European ǵʰr̥sdeyom — bristly.

orjo (Old Portuguese): barley

Definitions

Step	Language	Word	Meaning
1	Latin	hordeum	barley
2	Proto-Italic	horzdeom	—
3	Proto-Indo-European	ǵʰr̥sdeyom	bristly

orjo — Etymology, Origin & Word History | Etymology Explorer