Crossword clues for They secrete 6 letters:SECRETConfidentialSECRETWord after top or tradeSECRETCrypticSECRETSomething to whisperSECRETI've Got a ___ (game show)SECRETConfidential matterSECRETHiddenSECRETIt may be told in angerSECRETLike Superman's alter egoSECRETLike some alter egosSECRETSomething to keepSECRETLike some ballotsSECRETWhispered wordsSECRETUnrevealedSECRETWith "The," popular self-help bookSECRETConfidential mannerSECRETBack-roomSECRETKind of agentSECRETConfidant's confidenceSECRETWhispered thingSECRETIt may be hard to keepSECRETWith 37-Across, Election Day practice ... and a hint to this puzzle's themeSECRETWith 35-Across, anonymous voting method, and a hint to each set of circled lettersSECRETLike some agents and SantasSECRETLike many C.S.I.S and C.I.A. filesSECRETThe ___ of Nimh (1982 cartoon)SECRETI've Got a __SECRETClandestineSECRETConfidenceSECRETUndercoverSECRETNot publicly knownSECRETIt might be leakedSECRETDiary tidbitSECRETHush-hushSECRETLike passwords or passcodesSECRETThe ___ GardenSECRETSkeleton, so to speakSECRETWhispered itemSECRETIt's public when it's openSECRETIt's not for everyoneSECRETUnder wrapsSECRETTrade ___SECRETUnder wraps, so to speakSECRETFor only a select fewSECRETUndisclosedSECRETSkeleton in the closet, e.g.SECRETPrivileged infoSECRETLike passwords, ideallySECRETHidden, as eight related pieces in the gridSECRETSomething confidential