ADJ about n
The 'nervous' group
These adjectives indicate that someone feels worried or fearful about a situation, particularly a possible situation in the future.
She is increasingly nervous about her future in the city she has grown to love.
The preposition about is sometimes followed by an '-ing' clause, especially in the case of afraid, anxious, apprehensive, cautious, fearful, frantic, leery, nervous, paranoid, squeamish, timid, wary, and worried.
If you feel anxious about leaving your child then a good solution is to stay and help until he feels happier about being left on his own.
I must confess that I was nervous and wary about meeting him.
Relaxation is good for people who are worried about flying.
The preposition about is sometimes followed by a noun group and an '-ing' clause. This pattern is ADJ about n -ing.
afraid anxious apprehensive cautious chary edgy fearful frantic insecure jittery jumpy leery nervous nervy neurotic panicky paranoid phobic reluctant tense timid twitchy uptight wary worried
He can become fearful about both of you assuming new roles in life.