Doubtful
Doubtful adjective - Not feeling sure about the truth, wisdom, or trustworthiness of someone or something.
Inconclusively and doubtful are semantically related. In some cases you can use "Inconclusively" instead an adverb "Doubtful".
Inconclusively
Inconclusively adverb - Not conclusively.
Doubtful and inconclusively are semantically related. Sometimes you can use "Doubtful" instead an adverb "Inconclusively".
Nearby Word: inconclusive
Mutual synonyms
Cite this Source
Inconclusively and Doubtful. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/doubtful/inconclusively
Doubtful & Inconclusively. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/doubtful/inconclusively>.
Inconclusively or Doubtful. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/doubtful/inconclusively.
Google Ngram Viewer shows how "doubtful" and "inconclusively" have occurred on timeline