(n.) The practice of imposition.

act action active activism activity ad interim affectation aping appearance at work attitudinizing behavior behavioral bluff bluffing buffoonery business characterization cheating color coloring deception delusion deputative deputy disguise dissemblance dissembling dissimulation doing dumb show embodiment employment enacting enactment exercise facade face fakery faking false air false front false show falsity feigning feint four-flushing fraud front function functional functioning gag gilt gloss going going on ham hammy acting hoke hokum humbug humbuggery imitation impersonation imposture in exercise in force in hand in operation in play in practice in process in the works inaction incarnation interim masquerade meretriciousness mimesis mimicking mimicry miming movements mummery occupation on foot on the fire ongoing operating operation operational operations ostentation outward show overacting pantomime pantomiming patter performance performing personation personification play playacting playing portrayal pose posing posture practice practicing praxis pretense pretension pretext pro tem pro tempore projection representation representative running seeming semblance serving sham show simulacrum simulation slapstick speciousness stage business stage directions stage presence stunt supply swing taking a role varnish window dressing work working workings