Pall (verb)

1. To become less interesting or appealing.
2. To become less exciting or appealing.

Origin:

Derived from the old english word "pal" meaning "a covering".

Examples:

1. The excitement of the party began to pall after a while.
2. The novelty of the new toy soon began to pall.
3. The journey palled after a while, it was too long and tiring.
4. His attitude towards his job palled after a while.
5. The party palled after a while, it was too long and boring.