Meanings of approaching adulthood in inglês

The most committed vegetarians I've met are those who made the decision autonomously, usually as teenagers approaching adulthood.

The first tingling sensations of approaching adulthood were like some all-powerful thing growing inside me, bursting at my seams.

These children are now in adolescence and approaching adulthood, when the onset of sexual activity may challenge their hepatitis B immunity.

As they had grown older and started to feel the sexual stirrings of approaching adulthood, those feelings had become stronger, deeper, and more intimate.