sociodrama
/ˈsəʊʃ(ɪ)əʊˌdrɑːmə/ /ˈsəʊsɪəʊˌdrɑːmə/noun
A method of resolving tension within a group, in which a particular problem experienced by the group is enacted and explored in an improvised play; the play itself.
Origin
1940s. From socio- + drama. Compare earlier psychodrama.