Doubtable and Impossible

Doubtable

Doubtable adjective - Giving good reason for being doubted, questioned, or challenged.

Impossible and doubtable are semantically related. In some cases you can use "Impossible" instead an adjective "Doubtable".

Nearby Words: doubt, doubtful, doubting, doubted, doubter

Impossible

Impossible adjective - Incapable of being solved or accomplished.
Usage example: fitting everything in my backpack seemed an impossible task

Doubtable and impossible are semantically related. Sometimes you can use "Doubtable" instead an adjective "Impossible".

Nearby Words: impossibility, impossibly
Cite this Source
Impossible and Doubtable. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/doubtable/impossible
Doubtable & Impossible. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/doubtable/impossible>.
Impossible or Doubtable. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/doubtable/impossible.
Google Ngram Viewer shows how "doubtable" and "impossible" have occurred on timeline