senility

[ si-nil-i-tee ]

noun

1. the state of being senile, especially the weakness or mental infirmity of old age.

Word History and Origins

Origin of senility¹

First recorded in 1770–80; senile + -ity

Example Sentences

And when I asked him what his presidency would be remembered for, he said two words: “His senility.”

From BBC

“I ... am your Democrat candidate for president because Joe Biden finally exposed his senility at the debate,” a voice that sounded like Harris’ said in the fake audio track used to alter one of her campaign ads.

From Los Angeles Times

“I, Kamala Harris, am your Democrat candidate for president because Joe Biden finally exposed his senility at the debate,” the voice says in the clip.

From Salon

“I, Kamala Harris, am your Democrat candidate for president because Joe Biden finally exposed his senility at the debate,” the voice says, adding she is a "diversity hire" who doesn't know "the first thing about running the country."

From Salon

Both candidates provided arguable evidence to support the opposition’s claims of senility on Saturday night.

From Slate