to burn without flame; undergo slow or suppressed combustion.

to exist or continue in a suppressed state or without outward demonstration

Hatred smoldered beneath a polite surface.

to display repressed feelings, as of indignation, anger, or the like

to smolder with rage.

dense smoke resulting from slow or suppressed combustion.

a smoldering fire.

verb

freeze

verb

boil , bubble , churn , consume , erupt , explode , ferment , fester , fulminate , fume , seethe , smoke , steam , stir , burn , simmer , smother