welter in WordNet English dictionary

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

1. roll around, "pigs were wallowing in the mud"
   wallow  welter 
   
2. be immersed in
   "welter in work"
   welter 
   
3. toss, roll, or rise and fall in an uncontrolled way
   "The shipwrecked survivors weltered in the sea for hours"
   welter