Humanities › English Differences Between Collaborate and Corroborate Share Flipboard Email Print Peopleimages/Getty Images English English Grammar An Introduction to Punctuation Writing By Richard Nordquist English and Rhetoric Professor Ph.D., Rhetoric and English, University of Georgia M.A., Modern English and American Literature, University of Leicester B.A., English, State University of New York Dr. Richard Nordquist is professor emeritus of rhetoric and English at Georgia Southern University and the author of several university-level grammar and composition textbooks. our editorial process Richard Nordquist Updated March 24, 2019 If you are having a hard time deciding when to use the commonly confused words, collaborate and corroborate, you are not the only one. Here are the definitions of each of these terms to help you in your writing: The verb collaborate means to cooperate or work jointly with others. The verb corroborate means to strengthen, support, or confirm with evidence. Examples of Usage "In the long history of humankind (and animal kind, too) those who learned to collaborate and improvise most effectively have prevailed." (Charles Darwin)According to legend, he killed over a hundred men, but no historian has been able to corroborate this claim. Practice Usage (a) Divine was hired to _____ with the author to produce a new screenplay.(b) True ideas are those we can assimilate, validate, _____, and verify. Answers: (a) Divine was hired to collaborate with the author to produce a new screenplay.(b) True ideas are those we can assimilate, validate, corroborate, and verify.