1 setback

2 reverse

3 check

4 defeat

5 frustration

6 disappointment

7 to frustrate

8 to discourage

9 to set sb back

10 to blunt

11 to subdue

1 thwarted

2 obstructed

3 setback

1 obstructed

2 to fail

3 to oppress

4 to repress

5 to lower the tone

6 to bend back

7 to dampen

1 to thwart

2 to foil (sb's plans)

3 a setback

4 a failure

5 a defeat

1 (of sales, prices etc) to fall

2 to drop

3 decline

4 slump