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

Relevance

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

Instead, the defense sought to persuade the jury that the 36-year-old former labor and delivery nurse was not criminally responsible because of mental disease, a rare condition called postpartum psychosis.

— MICHAEL CASEY, Arkansas Online, 30 Sep. 2026
The growing range of treatment options marks a shift from seeking a cure to focusing on avoiding the disease entirely.

— Theara Coleman, TheWeek, 29 Sep. 2026

Definition of disease

Noun

On iPhone, Apple says the Passwords app automatically identifies common weaknesses, including passwords that are easy to guess or used multiple times.

— Kurt Knutsson, FOXNews.com, 2 Oct. 2026
Slowik, who was part of Miami’s offensive staff last season while working for McDaniel, is aware of what Wright and Gordon bring to the team, their strengths and weaknesses, and intends to cater the offense to those.

— Omar Kelly, Miami Herald, 2 Oct. 2026

Definition of weakness

Noun

Authorities have said Ervebo could offer some protection against Bundibugyo, but whether the vaccine can actually prevent illness is still being studied.

— ABC News, ABC News, 3 Oct. 2026
Blanchard has said her mother abused her for years and forced her to fake serious illnesses.

— Minyvonne Burke, NBC news, 2 Oct. 2026

Definition of illness

Noun

It is better understood as a symptom of political exhaustion and vulnerability following years of division, economic hardship, and war.

— Michael Robbins, Foreign Affairs, 2 Oct. 2026
The Touring’s heated and ventilated leather seats and lumbar support helped keep exhaustion at bay.

— Robert Duffer, AJC.com, 2 Oct. 2026

Definition of exhaustion

Noun

Miller, though, who is dealing with hip and back ailments, was downgraded to not participating Thursday after he was limited at Wednesday drills.

— David Furones, Sun Sentinel, 24 Sep. 2026
In determining whether to reimburse treatment for such ailments, insurers turn to Food and Drug Administration labels and expert guidelines.

— Arthur Allen, CBS News, 21 Sep. 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

In this framework, the cure for the party’s ills can only come from inside the party, not from any external force.

— ANDREW MERTHA, Foreign Affairs, 17 Sep. 2026
Football cannot be expected to answer societal ills, but this is the sort of area in which the club’s foundation does its invaluable outreach work, a place touched by those statistics about deprivation and crime.

— Michael Walker, New York Times, 15 Sep. 2026

Definition of ill

Noun

In recent years, white supremacists have embraced the concept of lactose intolerance as a distinguishing debility of nonwhite people.

— Hilary Smith, The Conversation, 25 Aug. 2026
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

Definition of debility

Browse Nearby Words

infirmities

infirmity

infix

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Style

“Infirmity.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/infirmity. Accessed 5 Oct. 2026.

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Synonyms of infirmity

noun

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