denoncer
Dénoncer is a French verb meaning to denounce, to report wrongdoing to authorities, or to condemn publicly. It can also mean to reveal or expose information about someone or something. The noun forms include la dénonciation (the act or process of denouncing) and un dénonciateur/ une dénonciatrice (a denouncer, the person who denounces). When written without diacritics, denoncer is simply the unaccented form of the verb.
Etymology and related forms: Dénoncer comes from Old French denoncer, derived from Latin denuntiare, “to announce
Usage and nuance: In contemporary French, denoncer is used for reporting crimes or illicit activity to authorities,
In English contexts, the closest equivalents are to denounce (the verb) and denunciation (the noun); denouncer