Sound and Witless

Sound

Sound adjective - According to the rules of logic.
Usage example: sound reasoning alone should tell you that the result is invalid

Witless is an antonym for sound.

Witless

Witless adjective - Not having or showing an ability to absorb ideas readily.
Usage example: a dog so witless that it is barely trainable

Sound is an antonym for witless.
Cite this Source
Witless and Sound. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/sound/witless
Sound & Witless. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/sound/witless>.
Witless or Sound. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/sound/witless.
Google Ngram Viewer shows how "sound" and "witless" have occurred on timeline