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1. Emitting or filled with bubbles as from carbonation or fermentation
   "foaming champagne";
   - bubbling, bubbly, foamy, frothy, effervescing, spumy
    
2. Producing or covered with lathery sweat or saliva from exhaustion or disease
   "the rabid animal's foaming mouth";
   - foamy, frothing

1. Become bubbly, frothy or foaming
   "The river was foaming";
   - froth, fizz, effervesce, sparkle, form bubbles

See also: effervescent, unhealthy

Type of: bubble

Encyclopedia: Foam