concealed

Synonyms: buried cached camouflaged covered covered up covert enshrouded guarded holed up hushed up hush-hush 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