Morale (noun)

1. The confidence, enthusiasm, and discipline of a person or group at a particular time.
2. The state of mind of a person or group of people.

Origin:

Late 18th century: from french, from italian morale "moral", from latin moralis.

Examples:

1. The team's morale was high after winning the game.
2. The company's morale was low due to recent layoffs.
3. The soldiers' morale was boosted by a visit from the general.
4. The employees' morale was improved by a company picnic.
5. The manager's morale was negatively affected by the criticism.