n. 诡辩

[ noun ]
a deliberately invalid argument displaying ingenuity in reasoning in the hope of deceiving someone
<noun.cognition>

Sophism \Soph"ism\, n. [F. sophisme, L. sophisma, fr. Gr. ?, fr.
? to make wise, ? to be become wise, to play the sophist, fr.
? wise.]
The doctrine or mode of reasoning practiced by a sophist;
hence, any fallacy designed to deceive.

When a false argument puts on the appearance of a true
one, then it is properly called a sophism, or
``fallacy''. --I. Watts.

Let us first rid ourselves of sophisms, those of
depraved men, and those of heartless philosophers. --I.
Taylor.