formally reject or disavow a formerly held belief, usually under pressure; "He retracted his earlier statements about his religion"; "She abjured her beliefs"
derogatory term for a variation that is not genuine; something irregular or inferior or of dubious origin; "the architecture was a kind of bastard suggesting Gothic but not true Gothic"
enlarge, develop, or increase by degrees or in stages; "build up your savings"
change the use of and make available or usable; "develop land"; "The country developed its natural resources"; "The remote areas of the country were gradually built up"
form or accumulate steadily; "Resistance to the manager's plan built up quickly"; "Pressure is building up at the Indian-Pakistani border"
bolster or strengthen; "We worked up courage"; "build up confidence"; "ramp up security in the airports"