| hesitation(noun, verb, trouble, concern, delay) |
| misgiving(noun, trouble, feeling, worry, concern) |
| scruple(noun, trouble, feeling, worry, concern) |
| regret(noun, action, distress, shame, sorrow) |
| doubt(noun, trouble, concern, delay, distress) |
| compunction(noun, verb, feeling, worry, concern) |
| suspicion(noun, trouble, feeling, concern, difficulty) |
| apprehension(noun, feeling, difficulty, distress, anxiety) |
| uncertainty(noun, difficulty, anxiety, confusion, doubt) |
| uneasiness(noun, upset, trouble, worry, concern) |
| fear(noun, difficulty, distress, anxiety, confusion) |
| remorse(noun, worry, concern, distress, anxiety) |
| demur(noun, worry, concern, shame, doubt) |
| mistrust(noun, trouble, concern, delay, difficulty) |
| anxiety(noun, trouble, worry, concern, distress) |
| conscience(noun, worry, concern, shame, doubt) |
| distrust(noun, trouble, concern, difficulty, anxiety) |
| queasiness(noun, anxiety, doubt, hatred, nervousness) |
| reluctance(noun, delay, difficulty, anxiety, weakness) |
| reservation(noun, verb, feeling, anxiety, certain) |