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

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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 The relentless pace of Line Sheet is forgiving for its author. — Aidan McLaughlin, Vanity Fair, 19 Aug. 2026 But Trump has been relentless in his quest to beautify the nation’s capital, an overall effort that early estimates have calculated will cost over $1 billion. — News Desk, Artforum, 19 Aug. 2026 For production designer Nina Ruscio, creating that world meant building an emergency department capable of sustaining the series’ relentless pace without ever feeling repetitive. — Destiny Jackson, Deadline, 18 Aug. 2026 Next, because Season 6 is relentless, Xander leaves Anya at the altar, and what happens? — Emily Temple, Literary Hub, 18 Aug. 2026 See All Example Sentences for relentless
Recent Examples of Synonyms for relentless
  1. grim
  2. determined
  3. persistent
  4. unrelenting
  5. ruthless
Adjective
  • Pittsburgh Penguins fans never stop traveling for road games, even when times are grim.
    — Josh Yohe, New York Times, 18 Aug. 2026
  • Lee wanted to get back on stage from the moment the band said goodbye in August of 2015, but confirming the tour meant many months of grim-faced work.
    — Brian Hiatt, Rolling Stone, 14 Aug. 2026
Definition of grim
Adjective
  • Brazil is the first South American nation to host the tournament and will play in the opener on June 24 against a yet-to-be-determined opponent in the 73,000 seat Maracana, which also hosted the 2014 men's World Cup final.
    — ABC News, ABC News, 20 Aug. 2026
  • Mission specialists were still determined to mount a last-ditch rescue effort.
    — Andrew Paul, Popular Science, 20 Aug. 2026
Definition of determined
Adjective
  • Why recruiting became political The Pentagon is emerging from the yearslong recruiting slump that followed the COVID-19 pandemic, easing one of the military's most persistent political headaches that drew bipartisan anxiety on Capitol Hill.
    — Steven Beynon, ABC News, 17 Aug. 2026
  • There is also persistent friction between Arab and Kurdish communities in the northeast of the country, and the government has had to respond to pockets of violence against the religious Alawite minority along Syria’s coast.
    — Paula Hancocks, CNN Money, 16 Aug. 2026
Definition of persistent
Adjective
  • Zeizel, who did not treat Clancy prior to the killings, testified that Clancy's intrusive thoughts eventually became unrelenting.
    — Peter Charalambous, ABC News, 19 Aug. 2026
  • The unrelenting national attention on the Clancy trial has been difficult for people who've had postpartum psychosis, says Meghan Cliffel who experienced the disorder and is now a mental health advocate.
    — Deborah Becker, NPR, 16 Aug. 2026
Definition of unrelenting
Adjective
  • However, claiming his birthright means surviving the Renaissance’s most ruthless rival — his own family, who refuse to accept him.
    — Peter White, Deadline, 20 Aug. 2026
  • The higher Arsenal climb, the finer those margins become, and the more ruthless Arteta and Arsenal may have to be.
    — James McNicholas, New York Times, 19 Aug. 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 21 Aug. 2026.

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More from Merriam-Webster on relentless

Nglish: Translation of relentless for Spanish Speakers

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