role playing

 
(also role play)

noun

[mass noun]
  • 1chiefly Psychology the acting out or performance of a particular role, either consciously (as a technique in psychotherapy or training) or unconsciously, in accordance with the perceived expectations of society as regards a person’s behaviour in a particular context.
  • 2participation in a role-playing game.

Derivatives

role-play

verb

role player

noun