Ill-founded and Reasonable

Opposite meaning words

Definitions of Ill-founded not found.

Reasonable is an antonym for ill-founded in worthless topic.

Reasonable adjective - According to the rules of logic.

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Ill-founded is an antonym for reasonable.

Cite this Source

Reasonable and Ill-founded. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/ill-founded/reasonable

Ill-founded & Reasonable. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/ill-founded/reasonable>.

Reasonable or Ill-founded. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/ill-founded/reasonable.