ruthless

/ˈɹuːθləs/

Proposed by a contributor, not yet supported by evidence.

Sense 1

Meaning · English

Without pity or compassion; cruel, pitiless.

Adjective

Examples

At length their rage the hoſtile Pow’rs reſtrain, / All but the ruthleſs Monarch of the Main.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Sense 2

Meaning · English

Uncompromising; unrelenting.

Adjective

Examples

Particular note, in this period, should be made of the actions of Joseph Denman, commander of the Northern Division of the Squadron, who went on an absolutely ruthless and systematic campaign along the African coast, burning so-called "slaving factories" to the ground and openly daring anyone who ob

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Common questions

What does “ruthless” mean?

Without pity or compassion; cruel, pitiless.

Is “ruthless” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.