Doubtful
Doubtful adjective - Not feeling sure about the truth, wisdom, or trustworthiness of someone or something.
Lacking faith and doubtful are semantically related. in distrustful topic. In some cases you can use "Lacking faith" instead an adjective "Doubtful".
Lacking faith
Doubtful and lacking faith are semantically related. Sometimes you can replace term "Doubtful" with "Lacking faith", this terms are similar.
Mutual synonyms
Cite this Source
Lacking faith and Doubtful. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/doubtful/lacking_faith
Doubtful & Lacking faith. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/doubtful/lacking_faith>.
Lacking faith or Doubtful. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/doubtful/lacking_faith.
Google Ngram Viewer shows how "doubtful" and "lacking faith" have occurred on timeline