Word Study
let on
THESAURUS
let on
acknowledge, act, act a part, admit, admit everything, affect, allow, assume, avow, betray, bluff, come clean, concede, confess, cop a plea, counterfeit, cover up, disclose, dissemble, dissimulate, divulge, fake, feign, four-flush, gammon, give away, grant, let on like, let out, make a pretense, make as if, make believe, make like, open up, out with it, own, own up, play, play a part, play possum, playact, plead guilty, pretend, profess, put on, sham, simulate, spill, spill it, spit it out, tell, tell all, tell the truth, uncoverFor further exploring for "let on" in Webster Dictionary Online