Charlatan, liar, fake and fraud are among the nicer ways he has been described.
From the newsobserver.com
A charlatan-is a fraudulent, exploitative, deceptive and unscrupulous individual.
From the en.wikipedia.org
At El Bulli, there is no hoax, no quaking charlatan pretending to be powerful.
From the guardian.co.uk
How is an honest, hard-working charlatan supposed to do their bit for the economy.
From the guardian.co.uk
More direct and thorough scrutiny will show him as the charlatan that he truly is.
From the economist.com
She believes it's right to pay off the debt left by the charlatan and is doing so.
From the stltoday.com
A cry for academic freedom is often the last refuge of the intellectual charlatan.
From the newscientist.com
I will not compromise on my agenda of showing you up for the charlatan you are, no.
From the independent.co.uk
There are just too many charlatan companies and too many hopeless homeowners.
From the washingtonpost.com
More examples
Mountebank: a flamboyant deceiver; one who attracts customers with tricks or jokes
(charlatanism) the dishonesty of a charlatan
A charlatan (also called swindler or mountebank) is a person practising quackery or some similar confidence trick in order to obtain money, fame or other advantages via some form of pretence or deception.
The Charlatan is a student newspaper at Carleton University in Ottawa, Ontario.
The Charlatan is a play by Derek Walcott. It was first published in 1974.
(The Charlatans (U.S. band album)) The Charlatans is the self-titled debut album by the influential San Francisco psychedelic rock band The Charlatans and was released by Philips Records in 1969 (see 1969 in music). ...
A malicious trickster; a fake person, especially one who deceives for personal profit
A person who pretends to have more knowledge or skill than he or she actually has, such as a professor, lawyer, or social media marketing consultant.
A show off/know-it-all, used similarly to chamuyero