Centenarian
A person Aged 90 to 99 years called a Nonagenarian.
old
a person in there prime years. That & or Middle-aged
tricenarian
A person aged 100 years is commonly referred to as a centenarian.
A centenarian
Centenarian
A Nonagenarian
A person Aged 90 to 99 years called a Nonagenarian.
centenarian
Nonagenarian
centenarian
Such a person is a centenarian.
old
A person aged between 50 and 60 years is often referred to as "middle-aged."
a person in there prime years. That & or Middle-aged