Another word for acting
pretending, feigning, simulating, gesturing, ranting, spouting, orating, dramatizing, performing, behaving, playing, showing off, posturing, enactment, impersonation, depiction, portrayal, pantomime, rendition, dramatics, histrionic art, stage playing, stagecraft, simulation, theatricals, performance, dramatic action, mimicry, histrionics, mime, playacting.
Another word for actingadjective
Temporarily assuming the duties of another:ad interim, interim, pro tem, provisional, temporary. See continue, substitute