Synonyms and related words :
angustifoliate, angustirostrate, angustisellate, angustiseptal, arcane, authoritative, bound, bounded, boxed in, cabalistic, cabined, censored, circumscribed, classified, cloistered, close, close-fitting, closed, concealed, conditioned, confined, constricted, copyrighted, cramp, cramped, cribbed, crowded, cryptic, dark, detained, determinate, disciplined, enclosed, enigmatic, esoteric, expert, feature, featured, finite, fixed, hedged, hedged about, hedged in, hemmed in, hermetic, hidden, hush-hush, icebound, impounded, in confinement, incapacious, incommodious, isthmian, isthmic, kept in, knowledgeable, landlocked, latent, leavened, limited, meager, mitigated, moderated, modified, modulated, mysterious, narrow, near, occult, off limits, out of bounds, patented, pent, pent-up, precise, prescribed, proscribed, qualified, scant, scanty, seasoned, secret, shut-in, slender, smothered, snowbound, softened, specialist, specialistic, specialized, stifled, stinted, strait, straitened, suppressed, technical, tempered, tight, top secret, ulterior, unbreatheable, under restraint, under security, under wraps, undisclosable, undisclosed, undivulgable, undivulged, unrevealable, unrevealed, unspoken, untellable, untold, unutterable, unuttered, unwhisperable, windbound