Bug and Head case

Bug

Bug noun - A person judged to be legally or medically insane.
Usage example: a bug with a fascination for tormenting small animals and setting fires

Head case and bug are semantically related. In some cases you can use "Head case" instead a noun "Bug".

Head case

Head case noun - A person judged to be legally or medically insane.
Usage example: while serving in the military hospital's psychiatric unit, he got to observe a wide variety of head cases
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Synonyms for Head case

Bug and head case are semantically related. Sometimes you can use "Bug" instead a noun phrase "Head case".

Mutual synonyms

Cite this Source
Head case and Bug. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/bug/head_case
Bug & Head case. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/bug/head_case>.
Head case or Bug. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/bug/head_case.
Google Ngram Viewer shows how "bug" and "head case" have occurred on timeline