Bonkers
Bonkers adjective - Having or showing a very abnormal or sick state of mind.
Usage example: spent her last years as a totally bonkers recluse in a decaying mansion
Wacky
Wacky adjective - Having or showing a very abnormal or sick state of mind.
Usage example: a series of bizarre letters that the killer sent to the police, detailing his wacky, disturbed view of the world
Mutual synonyms
Both words in one sentence
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Wacky Weasel from Bonkers, a Toon weasel criminal who loves eggs (he broke into a jail because it had "bad eggs").
Source: Wicked Weasel - Wacky Weasel, a one-shot villain from Bonkers actually has a good amount of fanart and screenshots on the Internet.
Cite this Source
Wacky and Bonkers. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/bonkers/wacky
Bonkers & Wacky. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/bonkers/wacky>.
Wacky or Bonkers. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/bonkers/wacky.
Google Ngram Viewer shows how "bonkers" and "wacky" have occurred on timeline