hilarity
noun
[ hɪˈlarɪti ]
• extreme amusement, especially when expressed by laughter.
• "his incredulous expression was the cause of much hilarity"
Similar:
amusement,
mirth,
laughter,
merriment,
light-heartedness,
levity,
fun,
humour,
jocularity,
jollity,
joviality,
gaiety,
delight,
glee,
comedy,
frivolity,
exuberance,
boisterousness,
high spirits,
sport,
Origin:
late Middle English (in the sense ‘cheerfulness’): from French hilarité, from Latin hilaritas ‘cheerfulness, merriment’, from hilaris (see hilarious).