Biting fingernails, avoiding eye contact, grinding teeth, chewing on pencils, foot tapping. twirling hair, fidgety fingers, biting lower lip
Bella's nervous habit was biting her lower lip.
I have a bad habit of bitting my nails when I get nervous.
The first pearl dealer, Gregor, has a nervous habit of stroking his beard when he is anxious or agitated.
The word 'habitual' means you do something out of habit. For example, some people bite they're nails when they are scared or nervous
She chews her nails !
She chews her nails !
Zebras.
A non-example of something gnawed would be a pristine pencil. Pencils are often chewed on incessantly as a nervous habit.
what is Bella's nervous habit
A nervous habit is a tic, and tics can be be brought about by stress, as would occur when they are stumped on a test.
One who bites one's fingernails as a nervous habit.
It is generally just a nervous habit.