Smoulder

verb (used without object), noun
1.
smolder.
verb (used without object)
1.
to burn without flame; undergo slow or suppressed combustion.
2.
to exist or continue in a suppressed state or without outward demonstration:
Hatred smoldered beneath a polite surface.
3.
to display repressed feelings, as of indignation, anger, or the like:
to smolder with rage.
noun
4.
dense smoke resulting from slow or suppressed combustion.
5.
a smoldering fire.
verb (intransitive)
1.
to burn slowly without flame, usually emitting smoke
2.
(esp of anger, etc) to exist in a suppressed or half-suppressed state
3.
to have strong repressed or half repressed feelings, esp anger
noun
4.
dense smoke, as from a smouldering fire
5.
a smouldering fire
verb, noun
1.
the US spelling of smoulder