Impossible
Impossible adjective - Incapable of being solved or accomplished.
Unheard of and impossible are semantically related in unbelievable topic. In some cases you can use "Unheard of" instead an adjective "Impossible".
Nearby Words: impossibility, impossibly
Unheard of
Impossible and unheard of are semantically related in belief topic. Sometimes you can use "Impossible" instead an adjective phrase "Unheard of", if it concerns topics such as unbelievable, mind-boggling.
Mutual synonyms
Related pairs
- fanciful and impossible
- fanciful and unheard of
- outlandish and impossible
- outlandish and unheard of
- outrageous and impossible
- outrageous and unheard of
- shocking and impossible
- shocking and unheard of
- implausible and impossible
- implausible and unheard of
- incredible and impossible
- incredible and unheard of
- unbelievable and impossible
- unbelievable and unheard of
Both terms in one sentence
- It's not impossible or unheard of for the two to overlap.
Source: A Protagonist Shall Lead Them -
Because of this, it's nigh impossible to complete the dungeon without a strong group, and solo completions are almost unheard of.
- Coups of countries with 3 stability are rare (and those with 4 stability are unheard of), but it's not impossible for there to be a change in influence if a player decides to go for it.
Cite this Source
Unheard of and Impossible. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/impossible/unheard_of
Impossible & Unheard of. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/impossible/unheard_of>.
Unheard of or Impossible. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/impossible/unheard_of.
Google Ngram Viewer shows how "impossible" and "unheard of" have occurred on timeline