Amusement (noun)

1. The state of being amused or the feeling of pleasure and enjoyment.
2. Something that amuses or provides entertainment.
3. A source of enjoyment or entertainment.

Origin:

Late middle english: from old french amussement, from amuser "to make someone laugh", from a- (from latin ad- "to") + muser "to muse".

Examples:

1. The children's laughter was the best amusement at the party.
2. The amusement park had rides and games for all ages.
3. The movie provided two hours of amusement.
4. The concert was an evening of great amusement.
5. The book was a source of amusement for him.