[more nervous; most nervous]
1 a : having or showing feelings of being worried and afraid about what might happen
b : often or easily becoming worried and afraid about what might happen c : causing someone to feel worried and afraid : making someone nervous
She is/feels nervous about her job interview.
All this waiting is making me nervous.
He gave a nervous glance at the clock.
a nervous smile
Before the wedding the bride's father was a nervous wreck. [=he was extremely nervous]