Doubtful
Doubtful adjective - Not feeling sure about the truth, wisdom, or trustworthiness of someone or something.
Suppositional and doubtful are semantically related. In some cases you can use "Suppositional" instead an adjective "Doubtful".
Suppositional
Suppositional adjective - Existing only as an assumption or speculation.
Doubtful and suppositional are semantically related. Sometimes you can use "Doubtful" instead an adjective "Suppositional".
Mutual synonyms
Related pairs
- suspect and doubtful
- suspect and suppositional
- questionable and doubtful
- questionable and suppositional
- theoretical and doubtful
- theoretical and suppositional
- speculative and doubtful
- speculative and suppositional
- vague and doubtful
- vague and suppositional
- uncertain and doubtful
- uncertain and suppositional
- indeterminate and doubtful
- indeterminate and suppositional
Cite this Source
Suppositional and Doubtful. (2016). Retrieved 2026, August 11, from https://thesaurus.plus/related/doubtful/suppositional
Doubtful & Suppositional. N.p., 2016. Web. 11 Aug. 2026. <https://thesaurus.plus/related/doubtful/suppositional>.
Suppositional or Doubtful. 2016. Accessed August 11, 2026. https://thesaurus.plus/related/doubtful/suppositional.
Google Ngram Viewer shows how "doubtful" and "suppositional" have occurred on timeline