senility
Noun
Meaning
The quality or state of being senile; old age.
Source: Webster's dictionarySynonyms
Antonyms
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Examples
At least one chronicler claimed that fear of senility or other debilitating diseases of old age was also a contributing factor.
Dementia in the elderly was called senile dementia or senility, and viewed as a normal and somewhat inevitable aspect of growing old, rather than as being caused by any specific diseases.
"Syncope" meant failure of the heart and "senility" in the nineteenth century was an infirmity of advanced old age, rather than a loss of mental faculties.
From the time of his coronation, all real power was transferred to Philip, as his father slowly descended into senility.
Now bordering on senility, the wizard is still a force to be reckoned with.
It is the most common cause of premature senility.