merciless

word

Definition

Showing no pity, kindness, or forgiveness; very cruel or harsh.

Usage & Nuances

"Merciless" is strongly negative, describing actions, people, or things lacking compassion. Common collocations: "merciless attack", "merciless heat", "merciless criticism". Not usually used for small everyday things; more for dramatic or serious situations.

Example Sentences

The desert sun is merciless in the summer.

basic

Her merciless honesty can be hard to handle sometimes.

natural

Winter here can be absolutely merciless if you’re not prepared.

natural

The villain was merciless to his enemies.

basic

His teacher gave merciless criticism of his essay.

basic

The competition was merciless—nobody got a second chance.

natural