“وَ” (wa)a joining word meaning “and.” It connects this word to what came before.Corpus grammarCONJ — prefixed conjunction wa (and).
“أَكْوَابٌ” (ʾaakwābun)means “And cups” in this verse. It is a noun. a naming word. Here it is masculine — plural, not specific, nominative.Corpus grammarN — masculine plural nominative indefinite noun.