Which of the following is INCORRECTLY spelled.

Decieve    

The incorrectly spelled word is Decieve. The correct spelling is Deceive.

The other words are spelled correctly.

• Deceive means to mislead someone into believing something that is not true.
• Improper means not following the rules or standards.
• Necessary means needed or required.
• Furore means a state of intense public excitement or anger.