| afflict(verb, upset, trouble, bother, disturb) |
| aggrieve(verb, upset, trouble, bother, disturb) |
| agonise |
| alligator(verb, twist, deform, distorting, warping) |
| anguish |
| annoy(verb, upset, trouble, bother, disturb) |
| attack(verb, upset, trouble, bother, disturb) |
| avoidance |
| back away(verb, expression, withdraw, retreat, dodge) |
| back off(verb, expression, phrasal verb, draw, hesitate) |
| backfire(verb, withdraw, retreat, dodge, hesitate) |
| bear ill(expression, idiom, excitability) |
| bedevil(verb, upset, trouble, bother, disturb) |
| beleaguer(verb, upset, trouble, bother, disturb) |
| beset(verb, upset, trouble, bother, disturb) |
| bother(verb, upset, trouble, disturb, fuss) |
| brood(verb, upset, trouble, bother, disturb) |
| buckle(verb, twist, deform, distorting, warping) |
| buckle up(verb, twist, deform, distorting, warping) |
| bug(verb, upset, trouble, bother, disturb) |