Nut and Wacko

Nut

Nut noun - A person judged to be legally or medically insane.
Usage example: the man walking down the street talking to himself looked like a nut until we realized he was talking into his cell phone

Wacko is a synonym for nut (North American) in madman topic. In some cases you can use "Wacko" instead the word "Nut" as a noun or an adjective, when it comes to topics like screwball.

Nearby Words: nuthouse, nutlet

Wacko

Wacko noun - A person judged to be legally or medically insane.
Usage example: some wacko has been sending the actress increasingly disturbing letters

Nut is a synonym for wacko in eccentric topic. You can use "Nut" instead a noun "Wacko", if it concerns topics such as crackpot, eccentric person.
Cite this Source
Wacko and Nut. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/nut/wacko
Nut & Wacko. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/nut/wacko>.
Wacko or Nut. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/nut/wacko.
Google Ngram Viewer shows how "nut" and "wacko" have occurred on timeline