exemplify (v.)

early 15c., exemplifien, "to illustrate or demonstrate by examples, to instruct by (good) example, be or serve as a model (of conduct)," good or bad, from Medieval Latin exemplificare "to illustrate," from Latin exemplum "example, pattern, model" (see example). Meaning "to serve as an example" is recorded from 1793. Related: Exemplified; exemplifies; exemplifying.