prosaic vs unrhetorical

prosaic and unrhetorical both are adjectives.

Word	Noun	Adjective	Verb	Adverb
prosaic	No	Yes	No	No
unrhetorical	No	Yes	No	No

prosaic (adjective)	unrhetorical (adjective)
not challenging; dull and lacking excitement	not rhetorical
lacking wit or imagination
not fanciful or imaginative