Adolescence /ˌæd

affect /əˈfekt/ verb [ T ] INFLUENCE
1. to have an influence on someone or something, or to cause them to change
Both buildings were badly affected by the fire.
The divorce affected every aspect of her life.
It's a disease which affects mainly older people.
I was deeply affected by the film (= It caused strong feelings in me) .
affect /əˈfekt/ verb [ T ] PRETEND
2. formal to pretend to feel or think something
To all his problems she affected indifference.
3. formal mainly disapproving to start to wear or do something in order to make people admire or respect you
At university he affected an upper-class accent.
He's recently affected a hat and cane.