disguise

nouns

an outward semblance that misrepresents the true nature of something
"the theatrical notion of disguise is always associated with catastrophe in his stories"
any attire that modifies the appearance in order to conceal the wearer's identity
is a type of (narrower)
clothing of a distinctive style or for a particular occasion
"formal attire"; "battle dress"
the act of concealing the identity of something by modifying its appearance
"he is a master of disguise"

verbs

make unrecognizable
"The herb masks the garlic taste"; "We disguised our faces before robbing the bank"