dust wrapper vs book jacket

dust wrapper and book jacket both are nouns.

Word	Noun	Adjective	Verb	Adverb
dust wrapper	Yes	No	No	No
book jacket	Yes	No	No	No

As nouns, dust wrapper and book jacket are synonyms defined as:

dust wrapper and book jacket: a paper jacket for a book; a jacket on which promotional information is usually printed

Other synonyms of dust wrapper include dust cover, dust jacket.

dust wrapper (noun)	book jacket (noun)
a paper jacket for a book; a jacket on which promotional information is usually printed	a paper jacket for a book; a jacket on which promotional information is usually printed