False guise means a false or misleading appearance. There are many synonyms for false guise, including deception, fraud, masquerade, facade, camouflage, pretense, charade, sham, imitation, pose, and dissimulation. These words describe the act of hiding one's true intentions or identity behind a false exterior. Deception suggests deliberate deceit, while masquerade and facade refer to the outward appearance of something that is not what it seems. Camouflage and pretense describe disguising oneself or one's actions to blend in or deceive others. Charade and sham describe something that is fake or insincere, and imitation and pose suggest imitation or pretension. Dissimulation refers to the act of concealing one's true feelings or intentions.