| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | secret |
| Synonyms: | clandestine, classified, closet, confidential, covert, dark, private, restricted, sub-rosa, surreptitious, under-the-table, undercover |
| Antonyms: | known, public, revealed, told |
| Main Entry: | close |
| Part of Speech: | adjective |
| Definition: | secret, reserved |
| Synonyms: | buttoning one's lip, buttoning up, clamming up, close-lipped, closemouthed, hidden, hush-hush, mum's the word, on the Q. T., private, reticent, retired, secluded, secretive, silent, taciturn, tight chops, tight-lipped, uncommunicative, unforthcoming, zipping one's lips |
| Antonyms: | open, unreserved |
| Main Entry: | closemouthed |
| Part of Speech: | adjective |
| Definition: | silent, reserved |
| Synonyms: | buttoned up, clammed up, close, close-lipped, dummied up, have tight chops, hush-hush, on the Q. T., quiet, reticent, sedate, taciturn, tight-lipped, uncommunicative, zipped one's lips |
| Antonyms: | chatty, open, talkative |
| Main Entry: | concealed |
| Part of Speech: | adjective |
| Definition: | hidden, secret |
| Synonyms: | buried, cached, camouflaged, covered, covered up, covert, enshrouded, guarded, holed up, hush-hush, hushed up, incog, incognito, inconspicuous, masked, obscure, obscured, on the Q. T., perdu, planted, privy, put in the hole, recondite, screened, secreted, shrouded, stashed, tucked away, ulterior, under wraps, unseen, veiled |
| Antonyms: | bare, clear, disclosed, exposed, obvious, open, plain, revealed, shown, told, uncovered |
| Main Entry: | confidential |
| Part of Speech: | adjective |
| Definition: | secret |
| Synonyms: | arcane, backdoor, classified, closet, hush-hush, hushed, inside, intimate, off the record, private, privy |
| Antonyms: | common, familiar, known, public, well-known |
| Main Entry: | covert |
| Part of Speech: | adjective |
| Definition: | clandestine, underhanded |
| Synonyms: | QT, buried, camouflaged, cloaked, concealed, disguised, dissembled, furtive, hidden, hush-hush, incog, incognito, masked, obscured, private, privy, secret, shrouded, stealthy, sub rosa, surreptitious, ulterior, under wraps, under-the-table, undercover, underhand, unsuspected, veiled |
| Notes: | covert (concealed, covered, hidden) is the opposite of overt (apparent, open to view, plain, public) |
| Antonyms: | aboveboard, candid, frank, honest, open, overt, public, unconcealed |
| Main Entry: | furtive |
| Part of Speech: | adjective |
| Definition: | sneaky, secretive |
| Synonyms: | artful, calculating, cautious, circumspect, clandestine, cloaked, conspiratorial, covert, crafty*, creepy*, cunning, disguised, elusive, evasive, foxy, guileful, hidden, hush-hush, insidious, masked, scheming, shifty, skulking, slinking, sly, stealthy, sub-rosa, surreptitious, tricky*, under wraps, under-the-table, undercover, underhand, underhanded, wily |
| Antonyms: | aboveboard, forthright, honest, open, truthful |
| Main Entry: | noncommittal |
| Part of Speech: | adjective |
| Definition: | unwilling to decide |
| Synonyms: | ambiguous, buttoned up, careful, cautious, circumspect, clammed up, constrained, discreet, equivocal, evasive, even-steven, guarded, hush-hush, incommunicable, indefinite, judicious, middle-ground, middle-of-the-road, neutral, on-the-fence, politic, reserved, restrained, tactful, temporizing, tentative, unrevealing, vague, wary, zipped |
| Antonyms: | committal, decisive, definite, judgemental, willing |
| Main Entry: | off the record |
| Part of Speech: | adjective |
| Definition: | confidential |
| Synonyms: | arcane, backdoor, classified, hush-hush, hushed, in private, inside, not for publication, not public, on the QT, private, privy, secret, unofficial |