trope vs rhetorical device

trope and rhetorical device both are nouns.

Word	Noun	Adjective	Verb	Adverb
trope	Yes	No	No	No
rhetorical device	Yes	No	No	No

As nouns, rhetorical device is a hypernym of trope; that is, rhetorical device is a word with a broader meaning than trope:

trope: language used in a figurative or nonliteral sense
rhetorical device: a use of language that creates a literary effect (but often without regard for literal significance)

trope (noun)	rhetorical device (noun)
language used in a figurative or nonliteral sense	a use of language that creates a literary effect (but often without regard for literal significance)