unrevealed Synonyms

undisclosed not disclosed unascertained unapprehended top secret unsigned repressed unapparent hush-hush unfamiliar undetected deep-seated unexposed unspecified unnamed unbeknownst uncharted untracked unreported unrecognised unpublished unperceived unnoted unexpressed unexplored unexplained undivulged undiscovered under wraps unconfessed unidentified camouflaged veiled invisible intimate incognito imperceivable hidden esoteric disguised dark covert confidential concealed classified clandestine inward latent masked untold