Webster's Revised Unabridged Dictionary · 1913

Exemplify

Exemplify , transitive verb

[Latin exemplum example + -fy: compare Late Latin exemplificare to copy, serve as an example.]

1.
To show or illustrate by example.
He did but... exemplify the principles in which he had been brought up. — Cowper
2.
To copy; to transcribe; to make an attested copy or transcript of, under seal, as of a record. — Holland
3.
To prove or show by an attested copy.