Illustrative
Part of speech: adjective
Definition: Demonstrative, exemplative, showing an example or demonstrating.
Example sentence: The New Look of Batman is more illustrative and realistic.
Informative
Part of speech: adjective
Definition: providing a lot of useful or interesting information
Example sentence: All tweets are tasty. Any tweet anybody writes is tasty. So, I try to have each tweet not simply be informative, but have some outlook, some perspective that you might not otherwise had.