IPA: /ˌoʊvərˈrɪpɔrt/
KK: /oʊvərˈrɪpɔrt/
To give more information than necessary or to report something more frequently than is required.
The researchers were criticized for overreporting their findings in the study.
Past: overreported
Past Participle: overreported
Overreport → It is formed from "over-" (meaning excessively or too much) and "report" (from Latin "reportare", meaning to carry back or bring back). The word "overreport" means to report something excessively or more than is accurate.
Think of reporting something 'too much' ('over-') — that's why overreport means to give an exaggerated account.