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 And her unfailing ability to give the perfect little sardonic wink and nod extends beyond her social media content and even beyond her impeccable performances in projects like Netflix's Too Much. — Meg Walters, InStyle, 4 Jan. 2026 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 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

Demand planning capabilities on the Blue Yonder Platform utilize patented algorithms and advanced machine learning models to ensure that demand forecasting is not only highly accurate, but reliable.

— Arthur Zaczkiewicz, Footwear News, 13 Aug. 2026
Later reports would place the bear’s weight as high as 600 pounds, but the most reliable estimates were less than 250.

— Paul Schullery, Outdoor Life, 13 Aug. 2026

Definition of reliable

Adjective

Members of the search-and-rescue team who helped save the friends say the area is extremely treacherous and potentially dangerous even in daylight and perfect conditions.

— Charlie De Mar, CBS News, 18 Aug. 2026
There is no perfect way to create player eligibility for a prospect ranking.

— Corey Pronman, New York Times, 18 Aug. 2026

Definition of perfect

Adjective

Most glaring is the disparity between the top-tier clinical protocols and the logistics, which are more hapless than flawless.

— Mark Ellwood, Robb Report, 8 Aug. 2026
Their skin is flawless, their cheeks rosy, their bodies unmarked by the forces of gravity or physical strain.

— Carmen Rosenberg-Miller, Artforum, 6 Aug. 2026

Definition of flawless

Adjective

Roberts is careful to note artificially intelligent algorithms like the type deployed by Exiger are not infallible.

— Michael Ashley, Forbes.com, 12 Aug. 2026
These words are also coming from a former priest, a man the world is taught to believe is infallible simply because of his profession.

— Whitney Friedlander, Variety, 6 Aug. 2026