General Humor:
* Nonsensical: Just the sound of it is funny.
* Nifty: It's an old-fashioned, yet endearing way to say "cool."
* Nook: A cozy little spot, often in a quirky or unexpected place.
* Noodle: A playful way to call someone silly or absent-minded.
* Nifty: A fun, old-fashioned word for something cool or clever.
* Nibble: A small, gentle bite, often with a cute or playful connotation.
* Nudge: A subtle, playful poke or prod.
More Specific Humor:
* Nitwit: A silly or foolish person.
* Numbskull: A term for a slow-witted or stupid person.
* Narcoleptic: The idea of suddenly falling asleep is always funny.
* Nincompoop: A playful and silly word for someone who is foolish or clumsy.
* Nitpicking: A common source of humorous frustration, especially when someone is being overly picky.
Bonus:
* No: Sometimes, the simplest answer can be the funniest.
Remember, humor is subjective, so what one person finds funny, another might not. I hope you find these suggestions amusing!