game-making

• gamemaking

From game +‎ making.

game-making (uncountable)

1. The process or activity of creating games, especially video games.
   • 2012 April 4, Sam Anderson, “Just One More Game ...”, in The New York Times Magazine‎:

     In 1989, as communism was beginning to crumble across Eastern Europe, just a few months before protesters started pecking away at the Berlin Wall, the Japanese game-making giant Nintendo reached across the world to unleash upon America its own version of freedom.