protective covering consisting, for example, of a layer of boards applied to the studs and joists of a building to strengthen it and serve as a foundation for a weatherproof exterior
fill with apprehension or alarm; cause to be unpleasantly surprised; "I was horrified at the thought of being late for my interview"; "The news of the executions horrified us"
making a false outward show; "a beggar's masquerade of wealth"
a party of guests wearing costumes and masks
pretend to be someone or something that you are not; "he is masquerading as an expert on the Internet"; "This silly novel is masquerading as a serious historical treaty"