UNFAILING Synonyms: 27 Similar and Opposite Words

unfailing

adjective

ˌən-ˈfā-liŋ

Definition of unfailing

as in unerring

not being or likely to be wrong an unfailing judge of personal character

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

as in reliable

not likely to fail the writer's unfailing sense of humor is again evident in his newest book

Synonyms & Similar Words

Antonyms & Near Antonyms

Example Sentences

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Recent Examples of unfailing Developed at the height of the Cold War, GPS was designed by the Pentagon to give US forces an unfailing sense of position anywhere on Earth. — Kapil Kajal, Interesting Engineering, 11 Sep. 2025 In a world where trust now comes at a premium, trust in your GenAI strategy starts with trusting the data that fuels it, and the most unfailing data in your business lives in your contracts. — Monish Darda, Forbes.com, 8 Sep. 2025 One unfailing test of a country’s civilization, Winston Churchill once stated, lies in the mood of the public toward the treatment of crime and criminals. — The Christian Science Monitor, Christian Science Monitor, 25 Apr. 2025 What is most important, always, is an unfailing loyalty to Trump. — Constance Grady, Vox, 25 Apr. 2025 See All Example Sentences for unfailing

Recent Examples of Synonyms for unfailing

Adjective

Dean has an unerring sense about how to let her voice glide to the cumulus layer and back again, without remotely ever going over the top.

— Chris Willman, Variety, 17 July 2026
While there is undeniable star power, and an unerring ability to get the job done, England will have opportunities to make a mark of their own.

— Stuart James, New York Times, 12 July 2026

Definition of unerring

Adjective

Tech firms used to be reliable stocks, reporting high profits and juicy margins, but the race to build AI data centers and train new models has changed the landscape.

— Ryan Whitwam, ArsTechnica, 23 July 2026
Digital footprint analysis is becoming one of the most reliable tools in credit risk.

— Artem Lalaiants, Forbes.com, 23 July 2026

Definition of reliable

Adjective

Their aggression on the bases wasn’t perfect — Koss and Drew Gilbert were both picked off — but the Giants have clearly made the steal more of a priority.

— Justice delos Santos, Mercury News, 28 July 2026
Beyond these coolers, there are several other styles of cooler boxes and bags perfect for a day at the beach.

— Alison Fox, Travel + Leisure, 27 July 2026