DEMENTEDNESS Synonyms: 38 Similar and Opposite Words

dementedness

noun

as in obsession

Related Words

Relevance

Dissimilar Words

Example Sentences

Recent Examples of Synonyms for dementedness

Noun

Thankfully, the obsession over toxic masculinity remains a minority view.

— Luka Ladan, New York Daily News, 18 Oct. 2026
In sharing their knowledge and enthusiasm, pocket museum creators envelop visitors in environments centered on their obsessions.

— Dina Cheney, Washington Post, 17 Oct. 2026

Definition of obsession

Noun

From bizarre medical tests to a mass phobia of beans, here are 14 surprising facts that reveal just how inventive, eccentric, and fascinating the ancient Greeks really were.

— Encyclopedia Britannica, Encyclopedia Britannica, 9 Oct. 2026
Several factors raise the risk, according to Cleveland Clinic, including a history of negative or traumatic experiences with needles and a family history of needle phobia.

— Samantha Agate, Charlotte Observer, 8 Oct. 2026

Definition of phobia

Noun

An investigation found that Batt befriended Lineman, who had senile dementia and required a live-in aide to help her with all daily activities, according to the district attorney’s office.

— Lesley Cosme Torres, People.com, 24 Apr. 2025
Patients with vascular dementia had the highest risk of contracting COVID-19 — with odds more than three times higher — followed by patients with presenile dementia, senile dementia, Alzheimer’s disease and post-traumatic dementia.

— Julie Washington, cleveland, 3 Mar. 2021

Definition of senile dementia

Noun

Based on Alaïa Jade’s public reputation and the structural unsoundness of the bell tower, Smullen thinks an accidental death is likely.

— Sophie Brookover, Vulture, 21 Nov. 2025
In looking back at the history of Emtech, the colt who suffered a catastrophic breakdown in Saturday’s eighth race, it was discovered that he was once placed on the Veterinarian’s List because of unsoundness.

— John Cherwa, Los Angeles Times, 30 Sep. 2019

Definition of unsoundness

Noun

In contrast to the gorgeous monochrome visuals, this is a land that stinks of complicity and delusion — of opportunists desperate to scramble onto the right side of history.

— Los Angeles Times, Los Angeles Times, 23 Oct. 2026
Their passions and delusions strengthen through their symbiosis.

— Gary Baum, HollywoodReporter, 19 Oct. 2026

Definition of delusion

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.

Browse Nearby Words

demented

dementedness

dementia

See all Nearby Words

Cite this Entry

Style

“Dementedness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/dementedness. Accessed 26 Oct. 2026.

Copy Citation

Synonyms of dementedness

noun

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster

Word of the Day

disparate

Popular in Grammar & Usage

Merriam-Webster’s Great Big List of Words You Love to Hate

'Can' vs. 'May'

'Affect' vs. 'Effect'

More Commonly Mispronounced Words

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Popular in Wordplay

The Longest Long Words List

9 Words That Sound Like Insults But Aren't

12 Lovely and Unusual Words for the Natural World

Why do we 'bury the lede?'

'Za' and 9 Other Words to Help You Win at SCRABBLE

Popular

Merriam-Webster’s Great Big List of Words You Love to Hate

The Longest Long Words List

9 Words That Sound Like Insults But Aren't

Games & Quizzes