Doubtful
Doubtful adjective - Not feeling sure about the truth, wisdom, or trustworthiness of someone or something.
Interested and doubtful are semantically related. In some cases you can use "Interested" instead an adjective "Doubtful".
Interested
Interested adjective - Having or showing interest; especially curiosity or fascination or concern.
Doubtful and interested are semantically related. Sometimes you can use "Doubtful" instead an adjective "Interested".
Mutual synonyms
Cite this Source
Interested and Doubtful. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/doubtful/interested
Doubtful & Interested. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/doubtful/interested>.
Interested or Doubtful. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/doubtful/interested.
Google Ngram Viewer shows how "doubtful" and "interested" have occurred on timeline