acting
act•ing noun, adjectiveBrE /ˈæktɪŋ/
NAmE /ˈæktɪŋ/
noun[uncountable] the activity or profession of performing in plays, films/movies, etc
example bank
She started her acting career while still at school. adjective [only before noun] doing the work of another person for a short time 
temporarythe acting manager
