1, This win has been a great morale booster.

2, A win is always good for morale.

3, Morale in the armed forces was at rock bottom.

4, He tried to bolster up their morale.

5, Morale is very high in the school.

6, The morale of the enemy soldiers degenerated, and they were unable to fight.

7, Mail from home is a great morale booster for our soldiers.

8, A couple of victories would improve the team's morale enormously.

9, High morale among staff was found to correlate positively with productivity.

10, Her mission was to improve staff morale and output.

11, Recent changes have undermined teachers' morale.

12, The news is good for morale.

13, Staff are suffering from low morale.

14, The bonus helped maintain morale among the staff.

15, The news has done wonders for our morale.

16, The unexpected win boosted the team's morale.

17, The poll provided a morale boost for the Conservatives.

18, Many pilots are suffering from low morale.

19, They sang songs to keep their morale up.

20, Morale among nurses is at rock bottom.

21, Frequent failures did not affect his morale.

22, All this backbiting is destroying company morale.

23, We are all very tired and morale is low.

24, Morale perked up immediately at the good news.

25, Morale is at an all-time low.

26, The threat of closure affected the workers' morale.

27, The loss of jobs was damaging to morale.

28, Morale among teachers is at a low ebb.

29, Another win would be good for the team's morale.

30, Morale amongst the players is very high at the moment.