Senility

//səˈnɪlɪti// noun

Definitions

Noun
  1. 1
    The bodily and mental deterioration associated with old age: Synonym of senescence. uncountable

    "Near-synonym: second childhood"

  2. 2
    the state of being senile wordnet
  3. 3
    The losing of memory and reason due to senescence. uncountable

    "He was entering his years of senility and not liking it a bit."

  4. 4
    mental infirmity as a consequence of old age; sometimes shown by foolish infatuations wordnet
  5. 5
    An elderly, senile person. archaic, countable

    "There was no need for George Playford to talk as if they were doddering senilities."

Etymology

From senile + -ity.

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