Bad / Crazy

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Bad / Crazy

adjective

berserk - To behave in a wild and uncontrolled way as a result of something unexpected happening.

When Anne found out that she had lost all her money as a result of stock fraud, she went berserk, running around the house, screaming and breaking dishes.

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mercurial - Changing emotions suddenly and often

Fred loved almost everything about his wife except her mercurial behavior, where her moods changed suddenly between sadness and happiness, or love and anger

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Compulsion - A strong, irresistible urge to do something, often against one's better judgement.

His gambling problem stemmed from a deep psychological compulsion.

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batty - Mad and slightly crazy, usually in a humorous way

The computer system wouldn't let Greg log on or change his password, and it was driving him batty.

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noun

crank - Someone who others think has unusual ideas or behaves strangely

Bill was seen as crank by his friends, because of the way he always spoke of the dangers of eating meat and being vaccinated.

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noun

weirdo - A person whose dress or behavior seems strange

The weirdo kept peeking at everyone from behind the bushes.

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crackpot - A slightly strange or foolish person

Wearing mismatched clothing and yelling to nobody in particular, the crackpot was amusing and ignored by the people who passed him by.

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lunatic - A person who is crazy

Martha was a defensive driver, to be safer with regards to a possible lunatic behind the wheel of another car.

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Delirious - In a disturbed state of mind, often due to illness or fever, leading to confusion and hallucinations.

After three sleepless nights, he was delirious and barely able to speak clearly.

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unhinged - Mentally unbalanced and unstable

Trevor crossed the street when he saw the unhinged person yelling at him.

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loony - Crazy or silly

The patients in the mental hospital could be described as loony, but the doctors tried to treat them as normal human beings with normal problems in order to try to help them get better.

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zany - Amusingly unconventional and different

Einstein was unique among geniuses in that he also had a silly and zany side of his personality.