SENILE Synonyms: 57 Similar and Opposite Words

senile

adjective

Definition of senile

as in elderly

showing a loss of mental ability (such as memory) in old age a senile man in his eighties Her mother is becoming senile.

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Dissimilar Words

Example Sentences

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Recent Examples of senile Billy Chapman is again introduced as a child (Logan Sawyer) visiting his senile grandpa in a rest home. — Dennis Harvey, Variety, 11 Dec. 2025 The kids can’t spell and the world leaders are senile. — Literary Hub, 21 Oct. 2025 Back on the domestic front, Jeanine has reason to believe that her husband, Paul (Mark O’Brien), is having an affair with her senile mother’s caregiver. — Michael Rechtshaffen, The Hollywood Reporter, 9 Sep. 2023 Don Quixote himself is too often a senile dodderer; Daniel Rubin was creaky in body but youthfully quixotic in spirit. — Jeffrey Gantz, BostonGlobe.com, 17 Mar. 2023 See All Example Sentences for senile

Recent Examples of Synonyms for senile

Adjective

So, for example, 4 NAZA would mean four other people killed — women, children, elderly, the term doesn’t differentiate.

— Bilge Ebiri, Vulture, 10 Sep. 2026
In the film, Efira plays Marie-Lou, who runs a care facility outside Paris and pushes for gentler treatment of its elderly residents.

— Naman Ramachandran, Variety, 10 Sep. 2026

Definition of elderly

Adjective

The sheriff's office's drone was used to assist in checking the approximately 28-acre property and helped identify old kennel and animal-confinement areas.

— River Valley Democrat-Gazette, Arkansas Online, 9 Sep. 2026
The 27-year-old pre-training researcher’s dramatic resignation has fired off a provocative warning on X that instantly sent ripples across the tech sector.

— Mrigakshi Dixit, Interesting Engineering, 9 Sep. 2026

Definition of old

Adjective

The former England youth and then 10-time senior Ghana international is still only 25 and has over 100 games of Premier League experience with Chelsea and Brighton.

— David Ornstein, New York Times, 6 Sep. 2026
The company officially opened the new Austin Innovation Center with a ribbon-cutting ceremony attended by Silicon Labs senior leaders and employees, as well as representatives from the State of Texas.

— Maria Mocerino, Interesting Engineering, 5 Sep. 2026