| hassle(verb, upset, trouble, bother, disturb) |
| have butterflies(verb, expression, worry, avoid, fuss) |
| have compunctions(verb, expression, grieve, lament, deplore) |
| have doubts(verb, expression, question, discredit, hesitate) |
| have misgivings(verb, expression, stick, question, shy) |
| hector(verb, upset, trouble, bother, disturb) |
| importune(verb, upset, trouble, bother, disturb) |
| impugn(verb, dispute, challenge, doubt, question) |
| irritate(verb, upset, trouble, bother, disturb) |
| kick oneself(verb, expression, grieve, lament, deplore) |
| lament(verb, grieve, deplore, regret, atone) |
| look back(verb, expression, phrasal verb, grieve, lament) |
| lose courage(verb, expression, worry, avoid, fuss) |
| miss(verb, grieve, lament, deplore, apologize) |
| mistrust(verb, dispute, challenge, doubt, question) |
| moan(verb, grieve, lament, deplore, apologize) |
| mourn(verb, grieve, lament, deplore, apologize) |
| needle(verb, upset, trouble, bother, disturb) |
| oppress(verb, upset, trouble, bother, disturb) |
| persecute(verb, upset, trouble, bother, disturb) |