unrelenting

[uhn-ri-len-ting] / ˌʌn rɪˈlɛn tɪŋ /

ADJECTIVE

merciless

Synonyms

STRONGEST

ceaseless constant continual continuous endless implacable incessant inexorable persistent relentless ruthless tenacious unabated unremitting unwavering unyielding

WEAK

bound bound and determined brick-wall cruel dead set on grim hanging tough hardheaded intransigent iron-fisted mortal perpetual pitiless remorseless rigid set steady stern stiff stiff-necked tough unbending unbroken unflinching unsparing

Antonyms

STRONGEST

broken ceasing changeable completed ending finished flexible halting inconstant infrequent intermittent interrupted irregular kind merciful nice occasional stopping surrendering sympathetic terminable varying wavering yielding

WEAK

compassionate relenting

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

At 32, I started battling unrelenting headaches—clearly perinatal symptoms and sleep deprivation, I was assured by doctors as a new mom.

From Slate • May 6, 2026

The company said logic and foundry customers—those seeking to produce the integrated circuits that power smartphones, computers and other electronic devices—had led growth in the quarter amid unrelenting appetite for AI.

From The Wall Street Journal • Apr. 21, 2026

The Ironman races are renowned for their unrelenting pace, as each element involves a rapid transition.

From BBC • Apr. 20, 2026

Residents described headaches and an unrelenting bitter taste in their mouths as the stench of smoke filled their homes.

From Salon • Mar. 17, 2026

On the other hand, there was a certain safety in the unrelenting boredom of each day.

From "Jacob Have I Loved" by Katherine Paterson

Vocabulary lists containing unrelenting

Narrative of the Life of Frederick Douglass

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Esperanza Rising

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A Thousand Splendid Suns

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