overreport

over- +‎ report

overreport (third-person singular simple present overreports, present participle overreporting, simple past and past participle overreported)

1. (transitive) To report too much or too often.
   • 2007 January 7, Daniel Gross, “A Phantom Rebound in the Housing Market”, in New York Times‎:

     Just as the rising tide of cancellations leads the Census Bureau to overreport sales in the short term, it leads the government to underreport inventories.

• underreport