Stylistic
Part of speech: adjective
Definition: of or pertaining to style, especially to linguistic or literary style
Example sentence: Each moment calls for a different stylistic essence and a different sense of impact, and mastery of this balance is an art form - a very learnable art form.
Rhetorical
Part of speech: adjective
Definition: Part of or similar to rhetoric, which is the use of language as a means to persuade.
Example sentence: The case for Brexit was made on rhetorical flourishes and promises and bluster. A lot of promises on which people voted have turned out to be undeliverable. It was a false prospectus.