Which of the following is INCORRECTLY spelled.

Nightmere

The word Nightmere is incorrectly spelled. The correct spelling is Nightmare.

Here are the words and their correct spellings:

• Nightmare is a frightening dream.
• Notorious means famous or well-known, especially for something bad.
• Pacifist is a person who believes in or practices nonviolence.
• Nuisance is a person or thing that is annoying or troublesome.