bubble up v move upwards in bubbles, as from the effect of heating; also used metaphorically Synonym(s) intumesce
News & Articles bubble up Road to marsh hammock on Tybee faces opposition Off U.S. 80 on the marsh side of Tybee, fiddler crab chimneys bubble up in the middle of a dirt and gravel road. Aug. 18, 2013 - Savannah Morning News