sophist

noun

1. (alt-of, historical)Alternative letter-case form of Sophist, certain teachers in Ancient Greece, particularly skilled orators.
2. (figuratively)A teacher who uses plausible but fallacious reasoning.
3. (broadly, figuratively)One who is captious, fallacious, or deceptive in argument.

   “[T]hey have acted in this Calumny both the injuſtice of the Tyrant, and the forgery of the Sophiſt.”

4. (dated)Synonym of sophister (“university student who has completed at least one year”).
5. (historical)A teacher in Ancient Greece, particularly (derogatory) teachers of oratory noted for their disingenuous argumentation and fallacious reasoning.
6. (alt-of, derogatory)Alternative letter-case form of sophist, various figurative senses.