成人おめでとうの英語

become an adult

approach manhood

arrive at [come to] manhood

You have grown beyond recognition.

a grown man

How you have grown!

something intended for adults

a person of ripe years

a person who has fully matured physically but whose mental intelligence is retarded

He is so to speak, a grown-up baby.

Our children are grown.

I have a grown daughter.

a teenager or a young adult male

an adult female person (as opposed to a man)

an adult person who is male (as opposed to a woman)

In Japan, people become legally of age at twenty.

our manhood's prime vigor- Robert Browning

The conditions in which children are raised influence their adult life.

The subject of this study is male adults.