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lunatic

Synonyms and Antonyms of lunatic

1 having or showing a very abnormal or sick state of mind
  • he had a lunatic obsession with personal hygiene
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2 showing or marked by a lack of good sense or judgment
  • such lunatic clowning during a solemn ceremony is completely inappropriate
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lunatic

Synonyms and Antonyms of lunatic

1 a person having or showing a severely disordered or abnormal state of mind
  • he was raving like a lunatic
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2 a person who lacks good sense or judgment
  • no, you can't ski off the roof, you lunatic!
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to deny responsibility for

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