From acac; must or fresh grape-juice (as just trodden out) -- juice, new (sweet) wine.
see HEBREW acac
H6071. asis
עָסִיס noun masculineJoel 1:5 sweet wine (properly pressed out juice); — absolute ׳ע Amos 9:13 (see Dr and references), Joel 1:5; Joel 4:18; in simile Isaiah 49:26; construct רִמֹּנִי עֲסִיס Song of Solomon 8:2.