"we took elaborate measures to disguise ourselves as locals"

• make (something) unrecognizable by altering its appearance, sound, taste, or smell

  "does holding a handkerchief over the mouthpiece really disguise your voice?"

• conceal the nature or existence of (a feeling or situation)

  "he made no effort to disguise his contempt"

"I put on dark glasses as a disguise"

• the state of having altered one's appearance in order to conceal one's identity

  "I told them you were a policewoman in disguise"

• the concealing of one's true intentions or feelings

  "the children looked at her without disguise"