role–play 
/ˈroʊlˌpleɪ/ noun
plural role–plays /ˈroʊlˌpleɪ/ noun : an activity in which people do and say things while pretending to be someone else or while pretending to be in a particular situation [noncount] ▪ The teacher used role-play to show how people should act at an interview. [count] ▪ The students did role-plays to practice for their interviews.
— role–play verb, role–plays; role–played; role–play·ing [no obj]
▪ children learning to role-play
▪ children learning to role-play
— role–playing noun [noncount]
▪ We do a lot of role-playing in this class.
▪ We do a lot of role-playing in this class.
