testify

Definitions of testify in various dictionaries:

verb - give testimony in a court of law

verb - provide evidence for

To make a declaration of truth or fact under oath; submit testimony: witnesses testifying before a grand jury.

To express or declare a strong belief, especially to make a declaration of faith.

To make a statement based on personal knowledge in support of an asserted fact; bear witness: the exhilaration of weightlessness, to which many astronauts have testified.

To serve as evidence: wreckage that testifies to the ferocity of the storm.

To declare publicly; make known: testifying their faith.

To state or affirm under oath: testified in court that he saw the defendant.

To bear witness to; provide evidence for.

verb - to make a declaration of truth under oath