hidden Synonyms

secret concealed obscure out of sight covert unseen surreptitious latent invisible masked veiled disguised unknown unrevealed undisclosed camouflaged obscured tucked away buried clandestine inconspicuous unknowable stash untold back channel withheld wrapped unnoticed under-the-table unacknowledged unanalyzed unsaid undercover Ido unredeemed subterrestrial subterrene subterraneous subterranean subconscious stowed stealthy stealth sneaking supersensible suppressed unobtrusive shrouded unfrequented underlying