INFIRMITY Synonyms: 107 Similar and Opposite Words

infirmity

noun

in-ˈfər-mə-tē

Definition of infirmity

as in disease

an abnormal state that disrupts a plant's or animal's normal bodily functioning an 18th-century quack who specialized in those mysterious infirmities that are known only to the idle rich

Synonyms & Similar Words

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Antonyms & Near Antonyms

as in weakness

the quality or state of lacking physical strength or vigor a period of infirmity left the athlete completely out of shape

Synonyms & Similar Words

Antonyms & Near Antonyms

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of infirmity Jesus’ understanding of spiritual reality – the reality of each of us, as created and maintained by God – led to the woman’s immediate freedom from infirmity. — Alistair Budd, Christian Science Monitor, 21 Jan. 2026 Their income is limited, because of age or infirmity. — Dan Horn, Cincinnati Enquirer, 10 Nov. 2025 As if my sudden turn to sedentariness were the result of indolence, not infirmity. — Lucinda Rosenfeld, New Yorker, 25 Oct. 2025 Humor savors an infirmity — a foible, a failing, a venality, a flaw. — Big Think, 23 Sep. 2025 See All Example Sentences for infirmity

Recent Examples of Synonyms for infirmity

Noun

However, pests, heat stress, and diseases like leaf spot can also cause leaf drop.

— Lauren Landers, The Spruce, 4 Aug. 2026
But Covid-19 vaccines have consistently proved to provide significant protection against severe disease, hospitalization and death.

— Deidre McPhillips, CNN Money, 4 Aug. 2026

Definition of disease

Noun

Still, analysts warned that the coordinated action may prove no more durable than previous interventions unless Japan addresses the structural forces driving yen weakness.

— Lee Ying Shan, CNBC, 3 Aug. 2026
The core challenge is agents' ability to exploit existing weaknesses at scale, necessitating improved governance and careful permission management.

— Sandy Carter, Forbes.com, 2 Aug. 2026

Definition of weakness

Noun

Inter Miami paid tribute to Lionel Messi’s father, Jorge Messi, after his death following an illness was announced on Saturday.

— Avi Creditor, New York Times, 9 Aug. 2026
His illness became a topic of discussion during the 2026 World Cup, when his family acknowledged a health situation as Lionel Messi competed.

— Shayna Jacobs, NBC news, 8 Aug. 2026

Definition of illness

Noun

When leaders pour their love into the world outside and don't save any for themselves, the difference leads to exhaustion.

— Gregory Stebbins, Forbes.com, 7 Aug. 2026
Meganalisis said the results reflect a post-disaster mood defined by anger and emotional exhaustion.

— Antonio María Delgado, Miami Herald, 5 Aug. 2026

Definition of exhaustion

Noun

The back ailment, something Schwarber played through, was probably a bigger deal than anyone acknowledged.

— Matt Gelb, New York Times, 2 Aug. 2026
Those poor defensive numbers might be due in part to a back ailment that Adames has battled at times this year, which has impacted his ability to work with Washington.

— Justice delos Santos, Mercury News, 2 Aug. 2026

Definition of ailment

Noun

As Kasubhai observed, despite its legal feebleness, Kennedy’s declaration and its explicit threat has had a concrete impact on the provision of gender-affirming services to American youths.

— Business Columnist, Los Angeles Times, 23 Apr. 2026
Signs of disease include warts on legs, crusty or swollen eyes, feebleness, a ruffled appearance, difficulty breathing, nasal discharge, and diarrhea.

— Brandee Gruener, Southern Living, 5 Mar. 2026

Definition of feebleness

Noun

Blaming billionaire wealth-hoarding for America’s ills would poll very well among the nation’s anthropology departments.

— Gilad Edelman, The Atlantic, 19 July 2026
Last month, Kwon’s team, in collaboration with Seongju Kim at Hanbat National University, in Daejeon, South Korea, presented its solution to HBM’s future ills.

— IEEE Spectrum, IEEE Spectrum, 8 July 2026

Definition of ill

Noun

And, when pets suffered from cancer or heart failure or debility, conversations about what to do next were emotional but often straightforward.

— Sunita Puri, New Yorker, 6 June 2026
His trajectory is one of softening, from the swaggering knight of the opening to the irrepressible lover of the second act to his final physical debility.

— Justin Davidson, Vulture, 11 Mar. 2026

Definition of debility

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infirmities

infirmity

infix

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Style

“Infirmity.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/infirmity. Accessed 9 Aug. 2026.

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Synonyms of infirmity

noun

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