tussle in WordNet English dictionary

1. disorderly fighting
   hassle  scuffle  tussle  dogfight  rough-and-tumble 
   

1. make messy or untidy
   "the child mussed up my hair"
   muss  tussle 
   
2. fight or struggle in a confused way at close quarters
   "the drunken men started to scuffle"
   scuffle  tussle