under wraps Synonyms

in strict confidentiality strictly confidential not to be made public not to be disclosed not for circulation covered up not in sight hidden from sight unrevealed undisclosed under cover hidden away kept concealed in concealing in capes hopefully in private heard privately extremely confidential difficult to see not on view not in view not for public consumption hidden from view top secret undercover out of view hidden furtive disguised dern covert covered confidential concealed clandestine catlike inconspicuous private on the sly hush-hush huggermugger cloak-and-dagger in secret camouflaged under-the-table secret secrecy privy abstruse