masquerade
1. mas.quer.ade \.mas-k*-'ra-d\ n [MF, fr. OIt dial. mascarada, fr. OIt maschera] 1a: a social gathering of persons wearing masks and often fantastic costume s 1b: a costume for wear at such a gathering 2: an action or appearance that is mere disguise or outward show 2. masquerade vi 1a: to disguise oneself; also : to go about disguised 1b: to take part in a masquerade 2: to pass oneself off as something one is not : POSE - mas.quer.ad.er n