v. 25B6; verb
the information must not be disclosed to anyone : REVEAL, make known, divulge, tell, impart, communicate, pass on, vouchsafe; release, make public, broadcast, publish, report, unveil; leak, betray, let slip, let drop, give away; informal let on, blab, spill the beans, let the cat out of the bag; Brit. informal blow the gaff; archaic discover, unbosom.
exploratory surgery disclosed an aneurysm : UNCOVER, reveal, show, bring to light.
conceal.