Doubtful
Doubtful adjective - Not feeling sure about the truth, wisdom, or trustworthiness of someone or something.
Unassertive and doubtful are semantically related In some cases you can use "Unassertive" instead an adjective "Doubtful".
Unassertive
Unassertive adjective - Inclined to timidity or lack of self-confidence.
Doubtful and unassertive are semantically related in hesitant topic. Sometimes you can use "Doubtful" instead an adjective "Unassertive".
Mutual synonyms
Cite this Source
Unassertive and Doubtful. (2016). Retrieved 2026, August 11, from https://thesaurus.plus/related/doubtful/unassertive
Doubtful & Unassertive. N.p., 2016. Web. 11 Aug. 2026. <https://thesaurus.plus/related/doubtful/unassertive>.
Unassertive or Doubtful. 2016. Accessed August 11, 2026. https://thesaurus.plus/related/doubtful/unassertive.
Google Ngram Viewer shows how "doubtful" and "unassertive" have occurred on timeline