IN-VOLUNTARY Synonyms: 134 Similar and Opposite Words

involuntary

adjective

(ˌ)in-ˈvä-lən-ˌter-ē

Definition of involuntary

as in accidental

not made or done willingly or by choice my long stays on the sidelines during our football games were strictly involuntary

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

as in automatic

done instantly and without conscious thought or decision breathing is involuntary

Synonyms & Similar Words

Antonyms & Near Antonyms

as in compulsory

forcing one's compliance or participation by or as if by law the abolition of involuntary servitude by civilized society

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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 involuntary The process, which typically is a precursor to involuntary staff reductions, just concluded with the cooling-off period for those who had opted in ending this past weekend, sources said. — Dade Hayes, Deadline, 29 Sep. 2026 At some point before the airport incident Milania had reportedly been evaluated at a mental health facility under the state’s Baker Act, which allows for involuntary examination of someone under certain conditions, according to TMZ. — Theresa Braine, New York Daily News, 28 Sep. 2026 Certain airport changes, additional connections, and involuntary downgrades can also qualify for refunds. — Bailey Berg, Condé Nast Traveler, 24 Sep. 2026 Robinson successfully argued that, under the circumstances, her testimony had been involuntary, and the judges excluded it from her trial. — Britt Hayes, Entertainment Weekly, 18 Sep. 2026 See All Example Sentences for involuntary

Recent Examples of Synonyms for involuntary

Adjective

But AppleCare One doesn't cover service fees for accidental damage.

— Will McCurdy, PC Magazine, 26 Oct. 2026
Police are investigating the incident as an accidental death.

— Kelsie Cairns, FOXNews.com, 26 Oct. 2026

Definition of accidental

Adjective

Non-metallic shells insulate metallic components, conductive feet provide grounding, and automatic cutoffs monitor temperature.

— Prabhat Ranjan Mishra, Interesting Engineering, 30 Oct. 2026
The Sacramento County District Attorney’s Office charged Hernandez Santana, 65, with firing a gun into an inhabited building, assault with a semi-automatic firearm and firing a gun in a grossly negligent manner.

— Rosalio Ahumada, Sacbee.com, 29 Oct. 2026

Definition of automatic

Adjective

Those include whether the fast-growing ultra-Orthodox population should remain exempted from compulsory military service in a country where many families have seen their sons and daughters killed in three years of inconclusive wars.

— Cara Anna, Chicago Tribune, 29 Oct. 2026
About 330,000 young Israelis, many facing compulsory military service under the shadow of war, are eligible to vote for the first time.

— Tia Goldenberg, Los Angeles Times, 27 Oct. 2026

Definition of compulsory

Adjective

Much like her character Klara, Ortega chooses to have faith in humans and their spontaneous wonder.

— Andrea Flores, Los Angeles Times, 22 Oct. 2026
Celine’s Michael Rider leads a pack of creatives who seek spontaneous styling, embrace imperfection, and refuse to be bound by rules.

— Laird Borrelli-Persson, Vogue, 21 Oct. 2026

Definition of spontaneous

Adjective

No mechanical failure, operational error, or other contributing factor has been identified.

— Neetika Walter, Interesting Engineering, 30 Oct. 2026
Yao also thinks that there may be more promising sources of energy to harvest from than mechanical motion, which requires implantation in parts of the body where motion is constant.

— Edd Gent, IEEE Spectrum, 29 Oct. 2026

Definition of mechanical

Adjective

In a country where enlistment is mandatory for most Jewish men and women, these exemptions have always angered the broader public.

— Josef Federman, Los Angeles Times, 26 Oct. 2026
Other campaign issues include mandatory military service, which is particularly sensitive for religious Jewish parties and Haredi communities.

— Chloe Taylor, CNBC, 26 Oct. 2026

Definition of mandatory

Adjective

Meanwhile, Democrats are strongly opposed to the kind of corrupt authoritarian government that Republicans seem unwilling to even speak out against.

— Chicago Tribune, Chicago Tribune, 28 Oct. 2026
In a choppy video, the man appears to accuse the former Israel Defense Forces chief of staff, now seen as Prime Minister Benjamin Netanyahu’s strongest challenger, of planning to govern with Hamas supporters or of being unwilling to destroy Hamas.

— Nadav Eyal, Washington Post, 26 Oct. 2026

Definition of unwilling

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involuntarily

involuntary

involute

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Style

“Involuntary.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/involuntary. Accessed 31 Oct. 2026.

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Synonyms of involuntary

adjective

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