The only free and comprehensive online etymological dictionary of the Spanish language
-vir, -viro (Suffix) "man"
A cranberry morpheme from Latin vir "man." From Proto-Italic *wiro- 'id.' From Proto-Indo-European *u̯i̯H-ró- "man," "warrior." The root *u̯i̯H- connotated virility and power.
Indo-European
Italic
Umbrian uiro "company of men"
Celtic
Gaulish uiro-, Celtiberian uiros, Old Irish fer, Old Welsh gur, Old Breton -gur, Old Cornish gur
Germanic
Gothic wair, Old Norse verr, Old High German wer, Old Saxon wer, Old English wer (English were, found in werewolf)
Balto-Slavic
Lithuanian výras, Old Prussian wijrs
Indo-Iranian
Sanskrit vīrá- "man," "hero," Avestan vīra-
Tocharian
A wir "youthful"