| chill(verb, upset, bother, disturb, shock) |
| clink(ring, ringing, jingle) |
| cloud(upset, trouble, obscure, confuse, baffle) |
| complicate(verb, upset, trouble, disorder, bother) |
| convulse(verb, upset, disturb, hit, shake) |
| crackling |
| cramp(verb, stop, trouble, hurt, bother) |
| cripple(upset, depress, extinguish, dishearten, undermine) |
| damp(upset, depress, extinguish, dishearten, undermine) |
| dampen(upset, depress, extinguish, dishearten, undermine) |
| dash(noun, verb, stop, halt, curb) |
| daunt(verb, upset, bother, disturb, worry) |
| dig |
| disarrange(verb, upset, disorder, disturb, worry) |
| discord(noun, verb, smash, crash, clatter) |
| discordance(noun, smash, crash, clatter, clang) |
| discourage(verb, upset, bother, disturb, shock) |
| dishearten(verb, upset, bother, disturb, provoke) |
| dispirit(verb, upset, bother, disturb, shock) |
| disrupt(verb, upset, disorder, bother, disturb) |