Here are some randomly selected joke topics beginning with the letter 'S'
Silence
Silence isn't always golden, sometimes it's guilt!
Sing
What do witches sing at Christmas?
"Deck the Halls with Poison Ivy."
Silence
Go ahead, speak Your Mind! I Enjoy The Silence!
Similarity
Any similarity between you and a human is purely coincidental!
Silence
What is white, cold and very quiet?
A frozen silence.
Sing
What song do Liverpool fans sing at Christmas?
"Yule never walk alone."
Sing
What do monkeys sing at Christmas?
Jungle bells, jungle bells...
Signs
Sign in a restaurant window: "Eat now - Pay waiter."
Singers
Did you hear about the singer who went to the dentist?
He gave her falsetto teeth.