# betrayer

> English word · Noun · frequency rank #62,709

## Definitions
1. Someone who betrays, or reveals confidential information; a squealer or informer.

## Etymology
From betray + -er.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/betrayer