Alias user, briefly, 5 letters
Assumed name user, briefly, 5 letters
Disguised for short, 5 letters
Disguised, informally, 5 letters
Disguised, slangily, 5 letters
Having one's identity concealed, briefly, 5 letters
In disguise (Abbr.), 5 letters
Like an agt. undercover, 5 letters
Short for one in disguise, 5 letters
Under a false name, briefly, 5 letters
Under an assumed name, informally, 5 letters
Under an assumed name, perhaps, 5 letters
Undercover, briefly, 5 letters
Undercover, for short, 5 letters
Using an alias, briefly, 5 letters
Wearing a disguise for short,, 5 letters
Wearing a disguise, informally, 5 letters
Wearing a fake nose, 5 letters
Wearing a fake nose and mustache, 5 letters
Wearing a wig and shades, say, 5 letters
With concealed identity, informally, 5 letters
With one's identity concealed, for short, 5 letters