Undoubtful
Workable and undoubtful are semantically related. In some cases you can use "Workable" instead an adjective "Undoubtful".
Workable
Workable adjective - Capable of being done or carried out.
Undoubtful and workable are semantically related. Sometimes you can use "Undoubtful" instead an adjective "Workable".
Mutual synonyms
Cite this Source
Workable and Undoubtful. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/undoubtful/workable
Undoubtful & Workable. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/undoubtful/workable>.
Workable or Undoubtful. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/undoubtful/workable.
Google Ngram Viewer shows how "undoubtful" and "workable" have occurred on timeline