Synonyms of relentless
15 similar words · 9 opposite words
Another word for relentless is grim. Other synonyms of relentless are unrelenting, inexorable, unstoppable, invincible and overpowering. The opposite of relentless is yielding.
Synonyms and similar words for relentless
adjectiveMore synonyms
- batelessNot to be abated or subdued; impossible to blunt, curtail, or reduce to anything other than full strength or intensity.
- grimRigid and unrelenting.
- incontestableNot contestable; indisputable; certain.
- inexorableUnable to be persuaded; relentless; unrelenting.
- invincibleImpossible to defeat, destroy, or kill; too powerful to be defeated or overcome.
- irresistible
- overpoweringThat overpowers; so strong as to be overwhelming.
- overwhelming
- potent
- puissantPowerful, mighty, having authority.
- persistent
- unrelentingNot relenting; not yielding in strength, severity, or determination.
- unremittingIncessant; never slackening.
- unstoppableUnable to be stopped.
- unyieldingNot giving in; not bending; stubborn.
Opposite of relentless
adjectiveMore antonyms
- contestableThat can be contested; debatable.
- exorableCapable of being moved or persuaded.
- impotent
- relentingThe act of one who relents.
- remittingRemittance.
- stoppableCapable of being stopped.
- underwhelmingFailing to interest; not as exciting as promised or expected.
- vincibleCapable of being defeated or overcome; assailable or vulnerable.
- yieldingDocile, or inclined to give way to pressure.
Meaning of relentless
- adjective Unrelenting or unyielding in severity.
- adjective Steady and persistent; unremitting.
relentless in other languages
Questions about synonyms of relentless
- What is another word for relentless?
- Relentless has 15 synonyms on Word.ws, such as grim, unrelenting, inexorable, unstoppable, invincible, overpowering, unyielding and unremitting.
- What is the opposite of relentless?
- The opposite of relentless is yielding. Other antonyms of relentless are underwhelming.
- What does relentless mean?
- Relentless means unrelenting or unyielding in severity.
Source and license
Adapted from Wiktionary: relentless (page history and authors) and the entries of the words listed. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws grouped the synonyms and antonyms by meaning and added links. Wiktionary data of 2026-09-02.
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Cite this page: “Synonyms of relentless.” Word.ws, https://word.ws/synonyms/relentless. Based on Wiktionary, CC BY-SA 4.0.