relentless

adjective

re·​lent·​less ri-ˈlent-ləs 

: showing or promising no abatement of severity, intensity, strength, or pace : unrelenting

relentless pressure

a relentless campaign

relentlessly adverb

relentlessness noun

Synonyms

• determined
• dogged
• grim
• implacable
• unappeasable
• unflinching
• unrelenting
• unyielding

Examples of relentless in a Sentence

Her relentless optimism held the team together.

The hunter was relentless in pursuit of his prey.

a relentless opponent of deregulation

Recent Examples on the Web

Here, writer-director David Moreau depicts a descent into hell with a relentless sense of urgency, the feeling of claustrophobia made worse by the camera’s refusal to cut away. —Louis Peitzman, Vulture, 19 Dec. 2024

As a small business owner, life often feels like a relentless balancing act. —Minna Hu, Forbes, 19 Dec. 2024

Martin is a relentless recruiter, helping bring in players such as John Walker, Nikai Martinez and Kaven Call. —Matt Murschel, Orlando Sentinel, 18 Dec. 2024

Vi, a relentless handfighter, eventually acquires a pair of Hextech gauntlets that look like the biggest and most painful boxing gloves ever built. —Alan Sepinwall, Rolling Stone, 17 Dec. 2024

Word History

First Known Use

1592, in the meaning defined above

Kids Definition

relentless

adjective

re·​lent·​less ri-ˈlent-ləs 

: not lessening in severity, intensity, strength, or pace : unrelenting

relentless criticism

relentlessly adverb

relentlessness noun