relentless

adjective

ri-ˈlent-ləs How to pronounce relentless (audio)
Definition of relentlessnext
as in grim
showing no signs of slackening or yielding in one's purpose the team's offense was relentless in trying to score a touchdown

Synonyms & Similar Words

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Antonyms & Near Antonyms

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of relentless Even after Haaland’s last goal, Les Elephants continued to be relentless in seeking the equalizer. — Steven Johnson, Fort Worth Star-Telegram, 30 June 2026 Back from a hamstring injury, Teoscar Hernández rejoins a relentless Dodgers offense that pounds 17 hits and three homers in a 9-4 win over the Athletics. — Bill Shaikin, Los Angeles Times, 30 June 2026 Swiss brand On is rapidly disrupting Nike's long-standing dominance in the global running footwear market, alongside Hoka, by prioritizing relentless innovation over celebrity endorsements. — Mark Faithfull, Forbes.com, 1 July 2026 Its most intense years stretched from roughly 1934 to 1939, when prolonged heat, failed rains and relentless winds stripped topsoil from farms across Texas, Oklahoma, Kansas, Colorado and New Mexico. — Brandi D. Addison, USA Today, 29 June 2026 See All Example Sentences for relentless
Recent Examples of Synonyms for relentless
  1. grim
  2. determined
  3. persistent
  4. unrelenting
  5. ruthless
Adjective
  • If Boltanski’s work recalls Saarland’s grim past, Regenera, by another French artist, Benjamin Duquenne, points toward a hopeful future.
    — Jeff Chu, Travel + Leisure, 6 July 2026
  • White detailed a bizarre, almost miraculous weather event that saved the outdoor fight night just as things looked grim.
    — Alejandro Avila OutKick, FOXNews.com, 3 July 2026
Definition of grim
Adjective
  • All etched into the face of a man who spent his presidency fighting to hold together a nation that seemed determined to tear itself apart.
    — Chris Kenning, USA Today, 2 July 2026
  • Well, Ariana seems to remember, whereas Hudson is determined to just undo the breakup and pretend like none of it ever happened.
    — Tom Smyth, Vulture, 2 July 2026
Definition of determined
Adjective
  • In his inital letter, Lehmkuhl agreed that there is an urgent need to clear debris and address the persistent odor of millions of pounds of rotting food at the site.
    — Jasmine Mendez Follow, Los Angeles Times, 4 July 2026
  • Though effective medication exists, the issue is persistent in areas with a lack of easy access to testing, treatment and clean water so people don't rely on local bodies of water for drinking and bathing.
    — William McCarthy, NPR, 4 July 2026
Definition of persistent
Adjective
  • Despite fading hopes of finding additional survivors, officials said rescue crews remain active across disaster zones, continuing what Rodríguez described as an unrelenting search for people still trapped beneath collapsed structures.
    — Antonio María Delgado, Miami Herald, 1 July 2026
  • Ukraine has faced unrelenting Russian missile and drone attacks against key strategic targets in its major cities since the first day of the war, an air campaign that continues to reach new heights.
    — Brady Knox, The Washington Examiner, 28 June 2026
Definition of unrelenting
Adjective
  • Natural selection is usually ruthless about weeding out traits with no function.
    — Scott Travers, Forbes.com, 2 July 2026
  • Supergirl builds to a final showdown with Krem of the Yellow Hills, the ruthless Brigands leader who murdered Ruthye’s family and poisoned Krypto early in the film.
    — Lily Brown, PEOPLE, 26 June 2026
Definition of ruthless

Browse Nearby Words

relenting
relentless
relentlessness
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Cite this Entry

“Relentless.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/relentless. Accessed 7 Jul. 2026.

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More from Merriam-Webster on relentless

Nglish: Translation of relentless for Spanish Speakers

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