# merciless

> English word · Adjective · IPA /ˈmɜːsɪləs/ · frequency rank #27,558

## Definitions
1. Showing no mercy; cruel and pitiless.

## Etymology
From Middle English merciles, mercyles, equivalent to mercy + -less.

## Easily confused with
- **mercilessly** (https://plainspell.com/en/vs/merciless-vs-mercilessly)

## Common misspellings (12)
`emrciless`, `mecriless`, `mercciless`, `mercielss`, `merciles`, `mercilless`, `mercilses`, `mercliess`, `mericless`, `merrciless`, `mmerciless`, `mreciless`

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