SMOLDER

or smoulder intransitive verb (~ed or smouldered; ~ing or smouldering) Etymology: Middle English ~en to smother, from ~ smoke, smudge; akin to Middle Dutch smōlen to ~ Date: 1529 1. to burn sluggishly, without flame, and often with much smoke, to be consumed by ~ing, to exist in a state of suppressed activity , to show suppressed anger, hate, or jealousy