Crackbrained
Crackbrained adjective - Having or showing a very abnormal or sick state of mind.
Usage example: had the crackbrained idea that he was receiving radio signals from outer space
Strange and crackbrained are semantically related. In some cases you can use "Strange" instead an adjective "Crackbrained".
Strange
Strange adjective - Different from the ordinary in a way that causes curiosity or suspicion.
Crackbrained and strange are semantically related. Sometimes you can use "Crackbrained" instead an adjective "Strange".
Cite this Source
Strange and Crackbrained. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/crackbrained/strange
Crackbrained & Strange. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/crackbrained/strange>.
Strange or Crackbrained. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/crackbrained/strange.
Google Ngram Viewer shows how "crackbrained" and "strange" have occurred on timeline