v.
  - roll about or lie in mud or water. 
▸(of a boat or aircraft) roll from side to side.
 - 
(wallow in)
 indulge without restraint in (something pleasurable).
 
n.
  - an act of wallowing.
 - an area of mud or shallow water where mammals go to wallow.
 
 
  Derivative
  
  Etymology
  OE walwian ‘to roll about’, of Gmc origin.