antifire

anti- +‎ fire

antifire (not comparable)

1. Opposing or countering fire.
   • 1996, Frieda Knobloch, The culture of wilderness, page 42:

     But the issue of fire prevention at home remained salient through the end of the war, when the Advertising Council—responsible for Flagg's poster and other antifire propaganda of the war years—created the image of Smokey Bear […]

• faintier