Kooky
Kooky adjective - Having or showing a very abnormal or sick state of mind.
Usage example: if you think that drugs aren't bad for you, you haven't met that guy's kooky friends
Unhinged
Unhinged adjective - Having or showing a very abnormal or sick state of mind.
Usage example: destined to become one of the nation's most notorious serial killers, he apparently became unhinged as a result of being abandoned as a young teen
Kooky and unhinged are semantically related. Sometimes you can use "Kooky" instead an adjective "Unhinged".
Nearby Word: unhinging
Mutual synonyms
Both words in one sentence
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Bitch in Sheep's Clothing: Amy seems sweet and wholesome, if not a bit kooky, at first, but she's actually quite spiteful and mentally unhinged.
Source: Film / Bad Teacher
Cite this Source
Unhinged and Kooky. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/kooky/unhinged
Kooky & Unhinged. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/kooky/unhinged>.
Unhinged or Kooky. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/kooky/unhinged.
Google Ngram Viewer shows how "kooky" and "unhinged" have occurred on timeline