Doubtful
Doubtful adjective - Not feeling sure about the truth, wisdom, or trustworthiness of someone or something.
Innumerable and doubtful are semantically related. In some cases you can use "Innumerable" instead an adjective "Doubtful".
Innumerable
Innumerable adjective - Too many to be counted.
Doubtful and innumerable are semantically related. Sometimes you can use "Doubtful" instead an adjective "Innumerable".
Nearby Word: innumerably
Mutual synonyms
Cite this Source
Innumerable and Doubtful. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/doubtful/innumerable
Doubtful & Innumerable. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/doubtful/innumerable>.
Innumerable or Doubtful. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/doubtful/innumerable.
Google Ngram Viewer shows how "doubtful" and "innumerable" have occurred on timeline