Embellishment describes fancy details added on to make something look better or nicer, the act of adding such details or the act of stretching the truth of a story to make it sound more exciting. (noun)
An example of embellishment is fringe added to a skirt.
An example of embellishment is the act of adding fringe to a skirt.
An example of embellishment is a detail added to a story to make it more exciting.