the mind > mental capacity > knowledge > conformity with what is known, truth > disregard for truth, falsehood > [adjective] > of statement, etc.: untrue (3)
falsec1175
Of a statement: Purposely untrue; mendacious. Frequently in to bear (†speak) false witness: to testify falsely.
lyinga1225
Of impersonal things: Untruthful, mendacious; hence, deceitful, false.
truthless1568
Of a statement, text, etc.: having no basis in truth; untrue, false; containing nothing that is true.