WordWeb Online

1. Feelings of anxiety that make you tense and irritable
   - edginess, inquietude, disquietude
    
2. Physical discomfort (as mild sickness or depression)
   - malaise, unease
    
3. Embarrassment deriving from the feeling that others are critically aware of you
   - self-consciousness, uncomfortableness
    
4. The trait of seeming ill at ease
   - disquiet, unease
    
5. Inability to rest, relax or be still
   - restlessness, queasiness

Type of: anxiety, discomfort, discomposure, embarrassment, nervousness, uncomfortableness