| funny feeling(noun, expression, feeling, idea, uncertainty) |
| incertitude(noun, trouble, concern, difficulty, anxiety) |
| nervousness(noun, upset, trouble, worry, concern) |
| perturbation(noun, upset, feeling, anxiety, doubt) |
| suspense(noun, trouble, worry, concern, difficulty) |
| agitation(noun, distress, anxiety, doubt, fear) |
| agnosticism(noun, difficulty, anxiety, confusion, doubt) |
| anguish(noun, worry, concern, anxiety, shame) |
| disquietude(noun, upset, trouble, feeling, worry) |
| distrustfulness |
| hesitancy(noun, trouble, concern, delay, difficulty) |
| leeriness(noun, doubt, uncertainty, dissent, reservation) |
| pang(noun, worry, concern, shame, doubt) |
| trepidation(noun, worry, strain, distress, anxiety) |
| trouble(noun, worry, concern, anxiety, confusion) |
| upset(noun, anxiety, doubt, nervousness, awkwardness) |
| fearfulness(noun, worry, strain, anxiety, burden) |
| fright(noun, distress, anxiety, horror, dread) |
| incredulity(noun, difficulty, anxiety, confusion, doubt) |
| irresolution(noun, trouble, concern, delay, difficulty) |