paradox

As an adjective antithetical

is pertaining to antithesis, or opposition of words and sentiments; containing, or of the nature of, antithesis; contrasted.

As a noun paradox is

paradox.

As nouns the difference between paradox and duality

is that paradox is a self-contradictory statement, which can only be true if it is false, and vice versa.{{jump|self-contradictory statement|t|u} while duality is a classification into two subclasses or opposed parts.

As nouns the difference between jargon and paradox

is that jargon is jargon while paradox is paradox.

As a verb dialogue

is .

As a noun paradox is

paradox.

As nouns the difference between paradox and nonparadox

is that paradox is paradox while nonparadox is that which is not a paradox.

As nouns the difference between paradox and paradoxer

is that paradox is paradox while paradoxer is person who comes up with a paradox.