General synonyms:
* Illustrate
* Demonstrate
* Show
* Prove
* Clarify
* Represent
* Embody
* Typify
More formal synonyms:
* Elucidate
* Articulate
* Enumerate
* Explicate
Informal synonyms:
* Show off
* Highlight
* Point out
* Be a good example of
The best synonym to use will depend on the specific context of your writing.