Top 10 Other Words for Crazy (Explained w Examples)

Written by Gabriel Cruz - Foodie, Animal Lover, Slang & Language Enthusiast

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Do you want to know what other words you can use to say that someone is crazy? Look no further, we have the answers you need. Keep reading and you will find multiple examples and learn how to use them.

Berserk

Meaning: Incredibly angry or crazy because of something.

Example Sentence: Lucy went berserk when she found out about my infidelity.

Cuckoo

Meaning: Crazy, insane, a comical way of saying it.

Example Sentence: You didn’t hear it from me, but Jimmy is cuckoo!

Insane

Meaning: Crazy, mad.

Example Sentence: James went insane after losing his job

Kooky

Meaning: Strange, eccentric, crazy.

Example Sentence: I love watching kooky comedies from the ’90s.

Lunatic

Meaning: A crazy person, someone who is mentally unstable.

Example Sentence: Johnny is a lunatic, he punched his wife.

Mad

Meaning: Insane, mentally ill.

Example Sentence: Kyle went mad after his wife left him.

Nuts

Meaning: Mad, crazy.

Example Sentence: His behavior drives me nuts, but I still love him.

Nutty

Meaning: Mad, crazy.

Example Sentence: All of his ideas are nutty!

Silly

Meaning: Foolish, crazy.

Example Sentence: Michael is so silly, but I love him.

Wacky

Meaning: Crazy, silly.

Example Sentence: He made a wacky school project and got an F.

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