Consequent and Invalid

Consequent

Consequent adjective - According to the rules of logic.
Usage example: the conclusion that you have reached is neither consequent nor plausible

Invalid is an antonym for consequent.

Invalid

Invalid adjective - Chronically or repeatedly suffering from poor health.

Consequent is an antonym for invalid.

Cite this Source
Invalid and Consequent. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/consequent/invalid
Consequent & Invalid. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/consequent/invalid>.
Invalid or Consequent. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/consequent/invalid.
Google Ngram Viewer shows how "consequent" and "invalid" have occurred on timeline