Suppositious
Suppositious adjective - Based primarily on surmise rather than adequate evidence.
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Synonyms for Suppositious
Vague and suppositious are semantically related. In some cases you can use "Vague" instead an adjective "Suppositious".
Vague
Vague adjective - Not expressed in precise terms.
Suppositious and vague are semantically related. Sometimes you can use "Suppositious" instead an adjective "Vague".
Mutual synonyms
Cite this Source
Vague and Suppositious. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/suppositious/vague
Suppositious & Vague. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/suppositious/vague>.
Vague or Suppositious. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/suppositious/vague.
Google Ngram Viewer shows how "suppositious" and "vague" have occurred on timeline