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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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

One example is Hilton’s care hub, which provides guidance and strategies for caring for elderly relatives, children, and mental health advice.

— Sam Forsdick, Fortune, 8 Oct. 2026
In late May, Netanyahu and his limited security cabinet approved a three-phase proposal that would begin with a six-week ceasefire and the release of 33 elderly and wounded hostages before leading to the release of all others and an end of the war.

— Jeremy Diamond, CNN Money, 8 Oct. 2026

Definition of elderly

Adjective

The proximity to his father was what worried Lorena Zschaber, a 40-year-old photographer, who watched the results roll in at an LGBTQ+ friendly bar in downtown Rio de Janeiro.

— Arkansas Online, Arkansas Online, 5 Oct. 2026
The 168-year-old magazine’s breakout journalism, its digital success, and a bit of good timing have given both Goldberg and Thompson plenty to brag about on the media podcast circuit.

— Max Tani, semafor.com, 5 Oct. 2026

Definition of old

Adjective

This is despite the City of London’s socio-economic diversity taskforce setting a target for half of senior leaders to come from working-class or non-professional backgrounds by 2030.

— Sam Birchall, Fortune, 8 Oct. 2026
The senior Cuaron recalled drawing inspiration from LED displays at a Rolling Stones concert.

— Lin Ying-Hsuan, Variety, 8 Oct. 2026