informer
5 synonyms for informer, grouped by meaning and by how common each one is.
Noun — Someone who secretly tells the authorities about a crime or wrongdoing.
Synonyms
Less common
Still standard English, but they carry more weight.
Rare, literary or technical
Precise, but they will stand out — check the sense before using one.
How to use informer
The word patterns that sound natural to a native speaker.
Etymology
From Anglo-Norman enfourmour — the same root as "inform" plus the "-er" agent ending.
Full origin of informer →