Mountebank and Put-on

Mountebank noun - One who makes false claims of identity or expertise.

Put-on and mountebank are semantically related. In some cases you can use "Put-on" instead a noun "Mountebank".

Put-on noun - A display of emotion or behavior that is insincere or intended to deceive.

Mountebank and put-on are semantically related. Sometimes you can use "Mountebank" instead a noun phrase "Put-on".