sophist

noun

He was known as a skilled sophist, able to persuade even the most skeptical audience.

意味（1）

One of a class of teachers of rhetoric, philosophy, and politics in ancient Greece.

意味（2）

(figuratively) A teacher who uses plausible but fallacious reasoning.

意味（3）

(figuratively, by extension) One who is captious, fallacious, or deceptive in argument.

意味（4）

(dated) Alternative form of sophister (“university student who has completed at least one year”)