| break out in a sweat(verb, expression, idiom, worry, avoid) |
| brood(verb, upset, trouble, bother, disturb) |
| bug(verb, upset, trouble, bother, disturb) |
| chafe(verb, upset, trouble, bother, disturb) |
| challenge(verb, dispute, doubt, question, hesitate) |
| concern oneself(verb, expression, upset, trouble, bother) |
| cower(verb, worry, avoid, fuss, fret) |
| crouch(verb, worry, avoid, fuss, fret) |
| cry over(verb, expression, phrasal verb, grieve, lament) |
| cry over spilled milk(verb, expression, idiom, grieve, lament) |
| dare not(verb, expression, worry, avoid, fuss) |
| deplore(verb, grieve, lament, regret, atone) |
| deprecate(verb, grieve, lament, deplore, apologize) |
| depress(verb, upset, trouble, bother, disturb) |
| despair(verb, upset, trouble, bother, disturb) |
| disapprove(verb, grieve, lament, deplore, apologize) |
| disbelieve(verb, dispute, challenge, doubt, question) |
| discredit(verb, dispute, challenge, doubt, question) |
| dispute(verb, challenge, doubt, question, hesitate) |
| disquiet(verb, upset, trouble, bother, disturb) |