Brain and Clunk
Opposite meaning words
Brain
Brain noun - A very smart person.
Clunk
Clunk noun - A stupid person.
Usage example: don't be such a clunk and just get on with it
Cite this Source
Clunk and Brain. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/brain/clunk
Brain & Clunk. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/brain/clunk>.
Clunk or Brain. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/brain/clunk.
Google Ngram Viewer shows how "brain" and "clunk" have occurred on timeline