snuff
noun
°Finely ground or pulverized tobacco intended for use by being sniffed or snorted into the nose.
°Fine-ground or minced tobacco, dry or moistened, intended for use by placing a pinch behind the lip or beneath the tongue; see also snus.
verb
°To inhale through the nose.
°To extinguish a candle or oil-lamp flame by covering the burning end of the wick until the flame is suffocated.