grownup

No longer young

A grownup is an adult, especially from a child's perspective: The grownups are talking.

The word carries a hint of childhood vocabulary—adults speaking formally say adult.

As an adjective, grownup describes mature or adult behavior: That's a very grownup decision.

Also spelled grown-up.

adulthood

adult

Mature person, legally responsible

voting · parenthood · homeownership · taxes · citizenship · employment · mortgage · license · wedding · workforce

maturity

responsible

Obligated to answer for actions

rational · seasoned · experienced · wise · settled · dependable · reliable · patient · measured · thoughtful

parenting

parent

Mother or father

raise · discipline · custody · maternal · paternal · upbringing · childcare · nanny · allowance · chores

aging

elderly

Advanced in age

grandparent · wisdom · pension · geriatrics · menopause · arthritis · osteoporosis · crowsfeet · senescence · presbyopia

family

genealogy

Study of family descent

ancestry · lineage · clan · sibling · marriage · patriarch · matriarch · kinship · generation · inheritance

sophistication

refined

Purified or cultured

cosmopolitan · urbane · polished · tasteful · discerning · cultivated · savoir-faire · poised · distinguished · accomplished

Opposites
age/developmental stage

grownupchild

Person before puberty

kid · minor · baby · infant · toddler

maturity/responsibility

grownupimmature

Not fully developed

childish · juvenile · infantile · puerile · babyish

Phrases
Family

grown, grown-up, outgrown, grown-ups, grownups, regrown

Familiarity
Top 50,000
Profile
Known to kids · Used worldwide · Timeless · Concrete · Everyday, not technical · Rated G