non-acting1
/ˈnɒnaktɪŋ/noun
1Chiefly Ethics and Philosophy. Inaction, or an instance of this; a passive, philosophical, or consciously non-interventionist attitude.
2In theatre, film, etc.: acting that is poor, inexpressive, or runs counter to traditional ideas of what constitutes acting; inability to act, an instance of this.
Origin
Mid 17th century; earliest use found in Samuel Rutherford (c1600–1661), Church of Scotland minister and political theorist. From non- + acting.
non-acting2
/nɒnˈaktɪŋ/adjective
1That does not involve action; that does not operate or play an active part.
2In theatre, film, etc.: designating a person who does not act.
Origin
Mid 19th century. From non- + acting.