猛もう煙えん

noun

heavy smoke; thick smoke

Describes dense, intense smoke, often from a fire or disaster. Relatively straightforward noun.

• 工こう場じょうから猛もう煙えんが上あがっている。

  Heavy smoke is rising from the factory.

• 火か事じで猛もう煙えんが立たちこめた。

  Thick smoke hung over the area due to the fire.