Quinquagenerian
the decimal point came from the middle ages. before - was printed a man decided to place a point in between two numbers then decided to call it the decimal.
A centenarian is a person who is 100 years old or more. Once they are 110 they are called supercentenarians.
A polymath.
a person who studies people but not an psychologist
if u are talking bout it to some1 else, there called the elderly. but if u are speaking to the person directly u should call them by there name.
This period is called the Middle Ages, a period of little scholastic advancement in Europe that leads to its other name, the Dark Ages.
Quinquagenerian
A person who is 50 years old is often referred to as being in their fifties. This is a general term used to describe someone in the age range of 50 to 59 years old.
Rode
spawn
A person between 50 and 60 years old is commonly referred to as "middle-aged."
Chemists of the Middle Ages were called alchemists.
Conscription was used by the Government to call-up (recruit) men of between certain ages to join the armed forces.
He gained his crown in 1066 which is the start of the middle ages ( what you call the "dark ages").
Baby teeth fall out between the ages of sis and twelve. Then adult teeth grow in.
A person in their eighties is a octogenarian, a person in their nineties is a nonagenarian, so I guess a person in their seventies is either a septuagenerian or heptgenerarian.Good luck