Simple
Whacko
Whacko noun - A person who is regarded as eccentric or mad.
Cite this Source
Whacko and Simple. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/simple/whacko
Simple & Whacko. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/simple/whacko>.
Whacko or Simple. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/simple/whacko.
Google Ngram Viewer shows how "simple" and "whacko" have occurred on timeline