#1 frothy s. [bubbling, bubbly, foaming, foamy, effervescing, spumy] emitting or filled with bubbles as from carbonation or fermentation; "bubbling champagne"; "foamy (or frothy) beer". wn #2 frothy s. [bubbling, effervescent, scintillating, sparkly] marked by high spirits or excitement; "his fertile effervescent mind"; "scintillating personality"; "a row of sparkly cheerleaders". wn