Simple past tense and past participle of vail.(verb)
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Use "vailed" in a sentence
"I liked the vailed threat no joking or no interview."
"This is just a vailed government give back to the health care lobbyists."
"Additional funding would be nice but assuming that does not happen, CxP is in the position it is in because it ignored 20+ years of studies and design reference missions, decided not to maximize synergy between existing programs and is starting over from square 1 with all new developments, thinly vailed to "look" like Shuttle/Apollo hardware in order to convince those that do not understand the engineering."