the period of being an adult, characterized by physical and psychological maturity
成人期
the state and quality of being mentally and behaviorally rational and sensible
成熟
a disappointment, lack of confidence or worry that a person may feel or experience in their life when they are 40 or 50 years old
中年の危機
an agreement between two people to get married or the duration of this agreement
婚約
not old enough to legally engage in certain activities such as drinking or getting a driver's license
未成年
a period of time when a woman can take a break from working and stay home before and after the birth of her child
育児休暇
(of a person) approximately between 45 to 65 years old, typically indicating a stage of life between young adulthood and old age
中年の
the period during someone's life when they stop working often due to reaching a certain age
退職
(used by children or when talking to them) an adult who is fully matured and responsible
大人