conceal

con·ceal   (kən-sēl')    tr.v.   con·cealed, con·ceal·ing, con·ceals To keep from being seen, found, observed, or discovered; hide. See Synonyms at hide1. [Middle English concelen, from Old French conceler, from Latin concēlāre : com-, intensive pref.; see com- + cēlāre, to hide; see kel-1 in Indo-European roots.] con·ceal'a·ble adj., con·ceal'ment n.

conceal 

Main Entry: con·ceal
Function: transitive verb
1 : to prevent disclosure of or fail to disclose (as a provision in a contract) esp. in violation of a duty to disclose
2 a : to place out of sight
NOTE: A weapon need only be placed out of ordinary observation in order to be considered a concealed weapon. b : to prevent or hinder recognition, discovery, or recovery of <concealing stolen property> —con·ceal·ment noun