Crackbrain
Crackbrain noun - A person judged to be legally or medically insane.
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Synonyms for Crackbrain
Doofus and crackbrain are semantically related. In some cases you can use "Doofus" instead a noun "Crackbrain".
Doofus
Doofus noun - A person who lacks good sense or judgment.
Usage example: I don't want to be partnered on the project with that doofus
Crackbrain and doofus are semantically related. Sometimes you can use "Crackbrain" instead a noun "Doofus".
Mutual synonyms
Cite this Source
Doofus and Crackbrain. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/crackbrain/doofus
Crackbrain & Doofus. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/crackbrain/doofus>.
Doofus or Crackbrain. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/crackbrain/doofus.
Google Ngram Viewer shows how "crackbrain" and "doofus" have occurred on timeline