Romanian word vince comes from Proto-Indo-European *weyk-, and later Proto-Italic *winkō (To conquer, to overcome.)

Detailed word origin of vince

Dictionary entry	Language	Definition
*weyk-	Proto-Indo-European (ine-pro)
*wi-n-k-	Proto-Indo-European (ine-pro)
*winkō	Proto-Italic (itc-pro)	To conquer, to overcome.
vinco	Latin (lat)	I win, conquer.
vince	Romanian (ron)

Words with the same origin as vince