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Crazy person - synonyms or related words

nutjob

noun

American

informal

an insulting word for someone who you think is crazy

madman

noun

an insulting word for a man who you think is behaving in a crazy way

lunatic

noun

someone who behaves in an extreme or dangerous way

madwoman

noun

an insulting word for a woman who you think is behaving in a crazy way

oddity

noun

someone or something that seems strange or unusual

eccentric

noun

someone who behaves in an eccentric way

weirdo

noun

informal

someone who behaves in a way that seems strange

oddball

noun

informal

someone whose behaviour is strange or unusual

headcase

noun

informal

an insulting word for someone who you think is crazy

screwball

noun

informal

someone who behaves in a way that seems strange or slightly crazy. This word is sometimes used as an insult.

bit rot

when electronic information is lost because the software or devices needed to read it are no longer available

BuzzWord Article

Open Dictionary

troll factory

a company that pays its employees to write online comments in favour or against somebody or something posing as ordinary Internet users

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