Relating to or characterized by pretense or dissimulation: as, a dissimulative life; dissimulative arts.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. concealing under a false appearance with the intent to deceive
Word Usage
"Allen is as vacuous, dissimulative, intellectually shallow, and authoritarian by impulse as Bush, without Bushes apparent lack of racism and sexism -- Bush's only redeeming qualities."