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.

Awad had an unrelenting but self-deprecating sense of humor, and he loved his wife’s knafeh, the sweet, stretchy cheese Palestinian dessert.

From Los Angeles Times • May 22, 2026

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

Trees drooped in the unrelenting summer sun; grass and leaves dried out.

From "The Great Fire" by Jim Murphy

Vocabulary lists containing unrelenting

Narrative of the Life of Frederick Douglass

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