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

In Orange County, its vector control district reported its first disease-carrying mosquitoes in Newport Beach on June 2.

— Karen Garcia, Los Angeles Times, 8 July 2026
The disease does not generally spread from person to person, but infections can occur if the bacteria get into a building's water supply, including in shower heads, sink faucets, hot water tanks, heaters, cooling towers and other plumbing systems.

— Mary Kekatos, ABC News, 7 July 2026

Definition of disease

Noun

Furthermore, companies tend to have an easier time outperforming consensus sales growth estimates during periods of US dollar weakness.

— Bill Stone, Forbes.com, 5 July 2026
This helps nourish and protect hair from external aggressors like UV damage and pollution, which can cause weakness and buildup.

— Ariana Yaptangco, Glamour, 5 July 2026

Definition of weakness

Noun

Meanwhile, investigations into similar illnesses have been going on in 28 other states, including in Ohio, where people just across the Michigan border are also becoming sick.

— Mike Stobbe, Los Angeles Times, 12 July 2026
But then again, Rice is said to be suffering from illness, too.

— Jack Pitt-Brooke, New York Times, 11 July 2026

Definition of illness

Noun

According to Ferreiro, structured breaks can improve cognitive performance and help reduce the risk of emotional exhaustion.

— Ana Morales, Vogue, 11 July 2026
Anger, isolation, and exhaustion are endemic to each tennis era, as much a part of the game as the fuzz on the balls.

— Josh Levin, The Atlantic, 9 July 2026

Definition of exhaustion

Noun

The Red Sox are still waiting for full clarity on the lefties’ ailments, but for now the club has two holes to fill over the final week before the All-Star break.

— Mac Cerullo, Boston Herald, 7 July 2026
Vitello said the decision to pull Adames, who missed the last three games due to a back ailment, was precautionary.

— Justice delos Santos, Mercury News, 4 July 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

Hualde says that some Pamplona residents rue his early promotion of the festival due to the ills of overtourism the sleepy provincial city is now experiencing.

— ABC News, ABC News, 6 July 2026
That’s actually the theme of an essay that Masha Gessen, who writes often about Russia and its many ills, has asked.

— Hanna Rosin, The Atlantic, 2 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

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 12 Jul. 2026.

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Synonyms of infirmity

noun

Example Sentences

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