# unmerciless

> English word · Adjective

## Definitions
1. Utterly merciless.

## Etymology
From un- + merciless (with un- functioning as an intensifier of -less).

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