Forms two-place compound verbal expressions, imparting the meaning "for sale"
From Proto-Italic *wesnos, from Proto-Indo-European *wes- (“to sell, buy”), whence also vīlis. Cognate to Ancient Greek ὦνος (ônos, “price”), ὠνέομαι (ōnéomai, “to buy”), Sanskrit वस्न (vasna, “price”), वस्नयति (vasnayati, “to haggle”).
Practice speaking and memorizing "venum" and many other words and sentences in Latin.