INACTIVITY Synonyms: 50 Similar and Opposite Words

inactivity

noun

Definition of inactivity

as in inertia

lack of action or activity the inactivity outside the school led me to think that it must have been vacation week

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

as in neglect

lack of use after weeks of inactivity, the car wouldn't start

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 inactivity Physical inactivity, including not walking enough, increases the risk of cardiovascular disease, type 2 diabetes, and other chronic health issues. — Kristen Gasnick, Verywell Health, 2 Sep. 2026 Months of inactivity allow microbes, algae, barnacles and other invertebrates to colonize submerged surfaces. — Monica Sanders, Forbes.com, 18 Aug. 2026 Risk factors could include poor overall health, aging, inactivity, underlying illness, inflammation, or metabolic issues, Mendez said. — Allison Forsyth, HEALTH, 17 Aug. 2026 By adolescence, physical inactivity is already common, with only 20-26% of teens reporting meeting physical activity guidelines. — Sadiya S. Khan, Time, 16 Aug. 2026 With the opponent’s next drive, plus media timeouts, or maybe Butker’s own offense stalling without a scoring opportunity, the inactivity adds up in real time. — Blair Kerkhoff, Kansas City Star, 6 Aug. 2026 Fish that spent more of their inactive, sleep-like periods at night generally lived longer, while those that showed more inactivity during the day — the fish version of an afternoon nap — tended to have shorter lifespans. — Panashe Matemba-Mutasa, Mercury News, 5 Aug. 2026 Hypertension and diabetes share some risk factors, including physical inactivity, obesity, poor diet, alcohol intake and smoking, experts said. — Kristen Rogers, CNN Money, 5 Aug. 2026 Following a slow day of transactions and inactivity on Saturday, Zoll’s group experienced sticker shock on Sunday as sellers across the league sought high paydays for their relievers. — Dan Hayes, New York Times, 4 Aug. 2026

Recent Examples of Synonyms for inactivity

Noun

Those struggling with sleep inertia could benefit from multiple alarms or hitting snooze.

— Jeff Wagner, CBS News, 8 Sep. 2026
The abundance critique is that there are abundant opportunities to grow being held back by excessive regulation, planning and conditions of the sort mentioned above, which can create inertia in the system.

— Mariana Mazzucato, Fortune, 8 Sep. 2026

Definition of inertia

Noun

The outing ultimately led to a criminal conviction and her placement on the state’s child-abuse and neglect registry.

— Rachel Hale, USA Today, 9 Sep. 2026
In a prepared statement, DCFS acknowledged the role child abuse pediatricians play in its abuse and neglect investigations.

— Jeremy Gorner, Chicago Tribune, 8 Sep. 2026

Definition of neglect

Noun

Built into a natural ravine, the stadium’s site was used for ancient Greek athletic contests and later Roman spectacles before falling into centuries of disuse.

— ABC News, ABC News, 16 Aug. 2026
So long as effective communication persists, the reflex to mourn the disuse of a language can be motivated only by something else—nostalgia or, perhaps, the loss of a group’s ability to easily demarcate itself.

— The New Yorker, New Yorker, 10 Aug. 2026

Definition of disuse

Noun

This isn't due to idleness, but often because workers finish tasks early, sometimes hours before the workday ends, especially with AI boosting efficiency.

— Barnaby Lashbrooke, Forbes.com, 21 Aug. 2026
By all accounts, Katherine was a formidable presence—intellectually engaged, fluent in multiple languages, a guiding force in her children’s lives—and the painting honors that, depicting her reading rather than posing in decorative idleness.

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

Definition of idleness

Noun

With the storyline of a friend moving away, the film touches on the fear of abandonment that many in the Philippines experience when a family member or friend moves away to build a better life for themselves overseas.

— Angeline Jane Bernabe, ABC News, 4 Sep. 2026
Set against the backdrop of political dishonesty and the country’s abandonment of ideals, the book probes questions about how to be an artist in the world.

— Literary Hub, Literary Hub, 2 Sep. 2026

Definition of abandonment

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inactivities

inactivity

in actuality

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“Inactivity.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/inactivity. Accessed 13 Sep. 2026.

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Synonyms of inactivity

noun

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