unfailing

[uhn-fey-ling] / ʌnˈfeɪ lɪŋ /

ADJECTIVE

certain, unchanging

Synonyms

STRONGEST

bottomless boundless eternal inexhaustible steadfast unflagging

WEAK

absolute assiduous ceaseless come-through consistent constant continual continuing continuous counted-on delivering dependable diligent dyed-in-the-wool endless faithful infallible invariable loyal never-failing persistent reliable rock solid same solid staunch straight sure surefire there tried-and-true true trustworthy unlimited unrelenting

Antonyms

STRONGEST

changing limited

WEAK

failing impermanent uncertain unsure

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.

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unfailing

“The Ten Year Affair” handles these twists with unfailing intelligence, capturing the sincere but confusingly improvised mores of marriage today.

From The Wall Street Journal ● Oct. 31, 2025

It was clear he had a brilliant, creative mind, a kind spirit, and an unfailing belief in himself and his projects.

From Los Angeles Times ● Jul. 25, 2025

A major contributor to the 7M cult’s perceived creepiness is the dancers' unfailing polish and flat if gleaming expressiveness.

From Salon ● Jun. 6, 2024

Jughead was a favourite because of his unfailing devotion to food.

From BBC ● Sep. 23, 2023

My impulses were not filled with unfailing virtue.

From "Between the World and Me" by Ta-Nehisi Coates

unfailing

Example Sentences

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