exemplify

Etymology

From Medieval Latin exemplificare, from Latin exemplum (“example”).

verb

1. (transitive) To show or illustrate by example.
2. (transitive) To be an instance of or serve as an example.
   [T]he pleasure of writing on wax with a stylus is exemplified by the fine, flowing hand of a Roman scribe who made out the birth certificate of Herennia Gemella, born March 128 AD. 14 September 2013, Jane Shilling, “The Golden Thread: the Story of Writing, by Ewan Clayton, review [print edition: Illuminating language]”, in The Daily Telegraph (Review), page R28
   Of course, closure of the West station took away the hotel's raison d'être. In May 2012, the local newspaper reported that this historic hotel, by then rated the town's worst (exemplified by its final review: "Please avoid at all costs"), was to be converted into 31 first-time-buyer one-bedroom flats. December 29 2021, Stephen Roberts, “Stories and facts behind railway plaques: Bournemouth (circa 1880)”, in RAIL, number 947, page 60
3. (transitive) To make an attested copy or transcript of (a document) under seal.
4. (transitive) To prove by such an attested copy or transcript.