Invalidity and Truthfulness

Opposite meaning words

Invalidity noun - Illogicality as a consequence of having a conclusion that does not follow from the premisses.

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Truthfulness is an antonym for invalidity in topics: fallacy, illusion.

Truthfulness noun - Devotion to telling the truth.

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Invalidity is an antonym for truthfulness.

Nearby Words: truth, truthful, truthfully

Cite this Source

Truthfulness and Invalidity. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/invalidity/truthfulness

Invalidity & Truthfulness. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/invalidity/truthfulness>.

Truthfulness or Invalidity. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/invalidity/truthfulness.

Google Ngram Viewer shows how "invalidity" and "truthfulness" have occurred on timeline