hilarity
noun /hɪˈlærəti/
/hɪˈlærəti/
[uncountable]- a state of great amusement that makes people laugh
- The announcement was greeted with great hilarity.
- Their appearance caused a great deal of hilarity.
- There was much hilarity when Geoffrey steamed in ten minutes late.
Word Originlate Middle English (in the sense ‘cheerfulness’): from French hilarité, from Latin hilaritas ‘cheerfulness, merriment’, from hilaris, from Greek hilaros ‘cheerful’.