adj.
Hidden is used with these nouns: ↑ agenda , ↑ asset , ↑ assumption , ↑ camera , ↑ cause , ↑ compartment , ↑ corner , ↑ cost , ↑ curriculum , ↑ danger , ↑ depth , ↑ desire , ↑ disability , ↑ extra , ↑ gem , ↑ hazard , ↑ meaning , ↑ menace , ↑ message , ↑ microphone , ↑ motive , ↑ passage , ↑ pitfall , ↑ pocket , ↑ recess , ↑ reserve , ↑ secret , ↑ streak , ↑ subsidy , ↑ talent , ↑ trap , ↑ treasure , ↑ truth , ↑ tunnel , ↑ vault