What's the difference between elench and flench?

Elench

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Definition:

• (n.) That part of an argument on which its conclusiveness depends; that which convinces of refutes an antagonist; a refutation.
• (n.) A specious but fallacious argument; a sophism.

Example Sentences:

Flench

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Definition:

• (v. t.) Same as Flence.

Example Sentences: