Narcissism
Excessive love of one’s body or one-self
Nebulous
Hazy
Nefarious
Evil
Neologism
A new word or phrase
Nepotism
Showing favoritism to friends or family in business or politics
Nihilism
The belief that there are no values or morals in the universe
Nominal
In name only
Nostalgia
Sentimental longing for the past
Notorious
Famous for something bad
Novel
Original
Noxious
Harmful
Nuance
A subtle difference