Dreadful
Dreadful adjective - Causing fear.
Impossible and dreadful are semantically related. In some cases you can use "Impossible" instead an adjective "Dreadful".
Impossible
Impossible adjective - Incapable of being solved or accomplished.
Dreadful and impossible are semantically related. Sometimes you can use "Dreadful" instead an adjective "Impossible".
Nearby Words: impossibility, impossibly
Mutual synonyms
Both words in one sentence
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Dreadful Musician: Millie's attempts at songwriting usually feature lyrics that are nearly impossible to come up with actual music for.
Source: Web Comic / Ozy and Millie
Cite this Source
Impossible and Dreadful. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/dreadful/impossible
Dreadful & Impossible. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/dreadful/impossible>.
Impossible or Dreadful. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/dreadful/impossible.
Google Ngram Viewer shows how "dreadful" and "impossible" have occurred on timeline