| hassle(verb, upset, trouble, bother, disturb) |
| have compunctions(verb, expression, grieve, lament, deplore) |
| have qualms(verb, expression, upset, trouble, bother) |
| hector(verb, upset, trouble, bother, disturb) |
| importune(verb, upset, trouble, bother, disturb) |
| irritate(verb, upset, trouble, bother, disturb) |
| kick oneself(verb, expression, grieve, lament, deplore) |
| lament(verb, grieve, deplore, apologize, bemoan) |
| look back(verb, expression, grieve, lament, deplore) |
| miss(verb, grieve, lament, deplore, apologize) |
| 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) |
| perturb(verb, upset, trouble, bother, disturb) |
| pester(verb, upset, trouble, bother, disturb) |
| plague(verb, upset, trouble, bother, disturb) |
| repent(verb, grieve, lament, deplore, apologize) |
| repine(verb, grieve, lament, deplore, apologize) |