spect-actor
noun/ˌspɛktˈæktə(ɹ)/
Etymology Blend of spectator + actor, coined by Augusto Boal.
1
A member of the audience in the Theatre of the Oppressed, regarded as being on an equal footing with the performers, and not merely a passive observer.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.