To Embellish

1. To make more beautiful and attractive; to decorate. 
2. (by extension) To enhance by adding something not strictly integral or necessary.
3. To make something sound or look better or more acceptable than it is in reality; to distort, to embroider.

Synonyms

To Adorn

To Beautify

To Decorate

To Deck

To Grace

To Ornament

To Prettify