| abjure(verb, decline, reject, refuse, renounce) |
| abnegate(verb, decline, reject, oppose, refuse) |
| agitation(noun, distress, anxiety, fear, nervousness) |
| agonise |
| agonize |
| agonize over |
| alarm(noun, upset, worry, distress, anxiety) |
| alternate(pause, hesitate, falter, balk, scruple) |
| ambivalence(noun, trouble, concern, anxiety, confusion) |
| anagram(uncertainty, vagueness, haziness) |
| angst(noun, upset, trouble, worry, concern) |
| antipathy |
| ants in pants(noun, expression, idiom, trouble, worry) |
| argument(noun, issue, opposition, protest, subject) |
| ask |
| assume(verb, consider, think, believe, suppose) |
| awake a doubt(expression, idiom) |
| awe(noun, distress, anxiety, surprise, horror) |
| bad vibes(noun, expression, uncertainty, impression, guess) |
| balance(pause, hesitate, falter, balk, scruple) |