Valid and Witless

Valid

Valid adjective - According to the rules of logic.
Usage example: your argument isn't valid because you're taking what should be the conclusion and using it as a premise

Witless is an antonym for valid.

Nearby Words: validity, validation

Witless

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

Valid is an antonym for witless.
Cite this Source
Witless and Valid. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/valid/witless
Valid & Witless. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/valid/witless>.
Witless or Valid. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/valid/witless.
Google Ngram Viewer shows how "valid" and "witless" have occurred on timeline