| Main Entry: | |
| 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: | classified |
| Part of Speech: | adjective |
| Definition: | top-secret |
| Synonyms: | confidential, private, restricted, secret |
| Main Entry: | close |
| Part of Speech: | adjective |
| Definition: | intimate |
| Synonyms: | attached, buddy-buddy, chummy, confidential, cozy with, dear, devoted, familiar, inseparable, kissing cousins, loving, making it with, on top of each other, palsy-walsy, private, related, thick as thieves, thick with, thick* |
| Antonyms: | unfriendly |
| Main Entry: | familiar |
| Part of Speech: | adjective |
| Definition: | friendly, bold |
| Synonyms: | affable, amicable, buddy-buddy, chummy, close, comfortable, confidential, cordial, cozy, dear, easy, forward, free, free-and-easy, fresh, genial, gracious, impudent, informal, intimate, intrusive, near, neighborly, nervy, obtrusive, officious, open, palsy, palsy-walsy, presuming, presumptuous, relaxed, sassy*, smart, snug, sociable, thick, tight, unceremonious, unconstrained, unreserved, wise |
| Antonyms: | aloof, cold, cool, distant, reserved, unapproachable, unfamiliar, unfriendly |
| Main Entry: | hush-hush |
| 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: | inside |
| Part of Speech: | adjective |
| Definition: | secret |
| Synonyms: | classified, closet, confidential, esoteric, exclusive, hushed, internal, limited, private, restricted |
| Notes: | inside of is redundant; just say inside |
| Antonyms: | known, public |
| Main Entry: | intimate |
| Part of Speech: | adjective |
| Definition: | friendly, devoted |
| Synonyms: | affectionate, bosom, buddy-buddy, cherished, chummy, close, clubby, comfy, confidential, cozy, dear, dearest, faithful, fast, fond, loving, mellow, mix, near, nearest, next, nice, regular, roommate, snug, warm |
| Antonyms: | cool, formal, incompatible, unfriendly |
| Main Entry: | intimate |
| Part of Speech: | adjective |
| Definition: | private, personal |
| Synonyms: | confidential, deep, deep-seated, detailed, elemental, essential, exhaustive, experienced, firsthand, guarded, gut, immediate, in-depth, inborn, inbred, indwelling, ingrained, inherent, inmost, innate, innermost, interior, internal, intrinsic, penetrating, privy, profound, secret, special, thorough, trusted, uptight, visceral, viscerous |
| Antonyms: | formal, public |
| Main Entry: | inward |
| Part of Speech: | adjective |
| Definition: | private |
| Synonyms: | confidential, hidden, inmost, inner, innermost, inside, intellectual, interior, internal, intimate, personal, privy, psychological, religious, secret, spiritual |
| Antonyms: | outward, public |