sophˈist noun

1. A captious or intentionally fallacious reasoner
2. Orig one of a class of public teachers of rhetoric, philosophy, etc, in ancient Greece

sophˈister noun

1. A sophist (Shakespeare)
2. Esp formerly, a second- or third-year student at certain British universities, or a third- or fourth-year student at Trinity College, Dublin

sophisˈtic or sophisˈtical adjective

1. Relating to, or of the nature of, a sophist or sophistry
2. Fallaciously subtle

sophisˈtically adverb

sophˈistry noun

1. (an instance of) plausibly deceptive or fallacious reasoning
2. The art of reasoning speciously