Stages of life

all people of about the same age

a young person, usually between the ages of 12 and 18, who is developing into an adult

to stop working, usually because you have reached a certain age

to look after and influence a child until he or she becomes an adult

an agreement between two people to marry in the future

a very young child who is just learning to walk

someone, who behaves in a sensible and reasonable way

active and having a lot of energy despite an old age

a fully-grown person, or one who is considered to be legally responsible for their actions

someone who receives money from the government or other sources because of their inability to work due to their age

to become an elderly person

used as a polite way of saying that someone is old