impostrous

Adjective

 * 1)  Characterized by imposture; deceitful.
 * 2) * 1846-56,, A History of Greece
 * Rhetoric (argues Plato in the dialogue called Gorgias) is no art whatever, but a mere unscientific knack, enslaved to the dominant prejudices, and nothing better than an impostrous parody on the true political art.