The advanced years of life, esp. human life, often thought of as being those years after 60 or 65 and characterized by a marked decline in strength and vigor
The last part
An early period of development or existence:
A collection of anecdotes
Debility caused by ill health or advanced age.
A progressive, abnormally accelerated deterioration of mental faculties and emotional stability in old age, occurring especially in Alzheimer's disease.
The definition of infancy is the early stage of something, or is the time period when a person is a baby.
The condition of being old; old age
A special fondness or inclination:
The condition of being decrepit; feebleness or infirmity
Find another word for senility. In this page you can discover 21 synonyms, antonyms, idiomatic expressions, and related words for senility, like: old age, dotage, decline, alzheimer-s-disease, senescence, youth, caducity, anecdotage, feebleness, anility and infirmity.