What's the difference between unswear and unsweat?

Unswear

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Definition:

• (v. t.) To recant or recall, as an oath; to recall after having sworn; to abjure.
• (v. i.) To recall an oath.

Example Sentences:

Unsweat

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Definition:

• (v. t.) To relieve from perspiration; to ease or cool after exercise or toil.

Example Sentences: