adulthood

noun
UK /ˈæd.ʌlt.hʊd/
US /əˈdʌlt.hʊd/

The time in your life when you are a grown-up.

She moved to her own apartment when she reached adulthood.


OTHER MEANINGS

2. The state of being fully developed or mature in a particular skill or field.

The young artist reached adulthood in her craft after years of practice.

3. The legal age at which a person gains full rights and responsibilities.

In many countries, adulthood begins at eighteen.

4. The period of life when a person is considered an adult socially and culturally.

Adulthood brings new challenges like paying bills and making big decisions.