be sincere Antonyms - page 2

deceive defraud deluded delude diddle dissemble dissimulate distort counterfeit concoct conceive attitudinize bamboozle befool beguile bilk bluff charade cheat con dupe egret ensnare guise gull histrionize hoax hocus hoodwink humbug illude lain gip fool flimflam entrap euchre exaggerate fabricate falsify farce feign fib fiddle lie