Hello!

I'd like to know whether or not falling out and fallout can alternative as a noun? Thank you!


Tension: Kelly Rowland had a falling out with fellow judge Tulisa Contostavlos on last week's show before jetting off to Los Angeles
Kelly Rowland has left the X Factor in crisis after refusing to return to the show – following her fallout with co-star Tulisa Contostavlos.
Read more: X Factor 2011 crisis: Kelly Rowland to miss weekend shows after Tulisa bust-up | Mail Online