turf war 
(also turf battle)
noun informal
An acrimonious dispute between rival groups over territory or a particular sphere of influence: in New Jersey, a turf war between attorneys and brokers has simmered for more than twenty years...
- His good friend C Jay was gunned down here last July in a turf war between rival gangs after walking his girlfriend home late one night.
- It's a ridiculous caper about the ongoing turf war between rival gangs of housewives who are out for blood, as long as the carpets have been Scotch-Guarded.
- Detectives believe the four were the victims of a deadly turf war between two rival gangs who opened fire at the back of the salon.
- without a murmur
- without cease
- without ceremony
- without end
- without exception
- without fail
- without fear or favour
- without further (or more) ado
- without let or hindrance
- without limit
- without number
- without peer
- without prejudice
- without recourse
- without result
- without tears
- with pleasure
- with prejudice
- with-profits
- withstand
- withstander
- with that
- with the best of them
- with the best will in the world
- with the exception of