Synonyms and related words :
airtight secrecy, all over, all over hell, anarchic, arsy-varsy, ass-backwards, back-door, backstairs, balled up, black out, bollixed up, by stealth, censor, chaotic, clandestine, close secrecy, closeness, concealment, confused, covert, covertly, crypticness, discreetness, discretion, evasion, evasiveness, every which way, feline, fouled up, furtive, furtively, galley-west, harum-scarum, hash, helter-skelter, hiddenness, hidlings, higgledy-piggledy, hole-and-corner, hugger-muggery, hush, hush up, hush-hush, in a jumble, in a mess, in a muddle, in camera, in confusion, in disarray, in disorder, jumble, jumbled, jungle, kill, litter, mash, mixed up, mucked up, muddle, muddled, muffle, privately, privy, quash, quiet, repress, rummage, scattered, scramble, screwed up, secrecy, secretiveness, secretness, shifty, shush, silence, sit on, skimble-skamble, skulking, slinking, slinky, sly, smother, snafu, sneaking, sneaky, squash, squelch, stealthily, stealthy, stifle, sub rosa, subterfuge, suppress, surreptitious, surreptitiously, the dark, topsy-turvy, tumble, uncommunicativeness, under-the-counter, under-the-table, undercover, underground, underhand, underhanded, underneath, unobtrusive, upside-down, willy-nilly