entertainment — The action of providing or being provided with amusement or enjoyment.
fun — something that provides mirth or amusement: A picnic would be fun.
pastime — something that serves to make time pass agreeably; a pleasant means of amusement, recreation, or sport: to play cards as a pastime.
surrender — to yield (something) to the possession or power of another; deliver up possession of on demand or under duress: to surrender the fort to the enemy; to surrender the stolen goods to the police.