NONAGENARIAN Antonyms

• a young person of either sex

• a human offspring (son or daughter) of any age

• an immature childish person

• a member of a clan or tribe

• people who are old collectively

• advanced in years; (`aged' is pronounced as two syllables)

• being roughly between 45 and 65 years old

• someone whose age is in the eighties

• being from 80 to 89 years old

• older; higher in rank; longer in length of tenure or service

• an undergraduate student during the year preceding graduation

• a person who is older than you are

• used of the fourth and final year in United States high school or college

• advanced in years; (`aged' is pronounced as two syllables)

• someone whose age is in the seventies

• a juvenile between the onset of puberty and maturity

• a young person (especially a young man or boy)

• young people collectively

• the time of life between childhood and maturity

• early maturity; the state of being young or immature or inexperienced

• an early period of development

• the freshness and vitality characteristic of a young person