offprint vs reprint

offprint and reprint both are nouns.

Word	Noun	Adjective	Verb	Adverb
offprint	Yes	No	No	No
reprint	Yes	No	Yes	No

As nouns, offprint and reprint are synonyms defined as:

offprint and reprint: a separately printed article that originally appeared in a larger publication

Other synonyms of offprint include separate.

offprint (noun)	reprint (noun)
a separately printed article that originally appeared in a larger publication	a separately printed article that originally appeared in a larger publication
	a publication (such as a book) that is reprinted without changes or editing and offered again for sale

offprint (verb)	reprint (verb)
	print anew