Impossible
Impossible adjective - Incapable of being solved or accomplished.
Undefeatable and impossible are semantically related. In some cases you can use "Undefeatable" instead an adjective "Impossible".
Nearby Words: impossibility, impossibly
Undefeatable
Impossible and undefeatable are semantically related. Sometimes you can use "Impossible" instead an adjective "Undefeatable".
Mutual synonyms
Cite this Source
Undefeatable and Impossible. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/impossible/undefeatable
Impossible & Undefeatable. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/impossible/undefeatable>.
Undefeatable or Impossible. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/impossible/undefeatable.
Google Ngram Viewer shows how "impossible" and "undefeatable" have occurred on timeline