| frustrate(verb, stop, prevent, obstruct, thwart) |
| annul(verb, stop, prevent, hinder, depress) |
| arrest(verb, stop, prevent, hinder, depress) |
| balk(verb, stop, prevent, hinder, depress) |
| bar(verb, stop, prevent, hinder, depress) |
| block(verb, stop, prevent, hinder, depress) |
| cancel(verb, stop, prevent, hinder, depress) |
| confront(verb, stop, prevent, hinder, depress) |
| conquer(verb, stop, prevent, hinder, depress) |
| counter(verb, stop, prevent, hinder, depress) |
| crimp(verb, stop, prevent, hinder, depress) |
| depress(verb, stop, prevent, hinder, obstruct) |
| discourage(verb, stop, prevent, hinder, depress) |
| dishearten(verb, stop, prevent, hinder, depress) |
| disorder(verb, upset) |
| foil(verb, stop, prevent, hinder, depress) |
| forbid(verb, stop, prevent, hinder, depress) |
| forestall(verb, stop, prevent, hinder, depress) |
| foul up(verb, expression, stop, prevent, hinder) |
| give the run around(verb, expression, idiom, stop, prevent) |