the mind > mental capacity > knowledge > conformity with what is known, truth > exaggeration, hyperbole > [adjective] > given to exaggeration (7)
Excessive, extravagant; exceeding all normal bounds.
That overreaches (in various senses of the verb).
Containing or characterized by exaggeration; prone to exaggerate.
Of a statement, representation, etc.: Marked by exaggeration, hyperbolical.