- 火勢
- かせい
force of flames* * *かせい【火勢】the force of a fire [the flames]; the fire; the flames.●火勢が強い furiously flaming
・火勢が強まった[増した]. The fire [flames] grew stronger [increased in intensity, gained headway].
・火勢が衰えた[弱まった]. The fire [flames] abated. | The fire went down.
●火勢を弱める damp down.
Japanese-English dictionary. 2013.