Use "smoulder" in a sentence

1. the deep brown smoulder that, by the end of the evening, turned into nothing more

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2. A welcome pressure on my arm brought me to my senses, but my guilt began to smoulder

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3. A couple of sacks in front of the door had started to smoulder

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4. Humanoid bodies litter the concrete and armoured trucks burn and smoulder

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5. He watched it smoulder in the crystal ashtray on the dressing table

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6. It will smoulder all night and help to keep the fire going

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