play-acting
noun
[ ˈpleɪaktɪŋ ]
• engagement in pretence in order to trick someone or gain an advantage.
• "the defender indulged in some play-acting after tumbling to the ground"
• the acting of a play or plays; dramatic performance.
• "the workshop threw light on the nuances of play-acting"
play-act
verb
• engage in pretence in order to trick someone or gain an advantage.
• "I am a professional and I would never play-act to get someone sent off"
• act in a play.
• "they don costumes and play-act on stage in the town's unoccupied theatre"