smother in WordNet English dictionary

1. deprive of oxygen and prevent from breathing
   "Othello smothered Desdemona with a pillow"; "The child suffocated herself with a plastic bag that the parents had left on the floor"
   smother  asphyxiate  suffocate 
   
2. conceal or hide
   "smother a yawn"; "muffle one's anger"; "strangle a yawn"
   smother  stifle  strangle  muffle  repress 
   
3. deprive of the oxygen necessary for combustion
   "smother fires"
   smother  put out 
   
4. envelop completely
   "smother the meat in gravy"
   smother  surround 
   
5. form an impenetrable cover over
   "the butter cream smothered the cake"
   smother 
   

1. a confused multitude of things
   clutter  jumble  muddle  fuddle  mare's nest  welter  smother 
   
2. a stifling cloud of smoke
   smother