Difficult
Difficult adjective - Requiring considerable physical or mental effort.
Impossible and difficult are semantically related in attitude topic. In some cases you can use "Impossible" instead an adjective "Difficult".
Nearby Word: difficulty
Impossible
Impossible adjective - Incapable of being solved or accomplished.
Difficult and impossible are semantically related in attitude topic. Sometimes you can use "Difficult" instead an adjective "Impossible", if it concerns topics such as unmanageable.
Nearby Words: impossibility, impossibly
Mutual synonyms
Both words in one sentence
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The problem is that they're commonly dropped by enemies and can be difficult or impossible to avoid in narrow corridors, forcing you to wait for them to disappear.
Source: Poison Mushroom - This has made casting productions in some parts of the world difficult or impossible.
- Nintendo Hard / Unwinnable: Since many midis aren't made for a single piano it may be difficult or impossible to play them perfectly with a single pair of hands.
Source: Video Game / Synthesia
Cite this Source
Impossible and Difficult. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/difficult/impossible
Difficult & Impossible. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/difficult/impossible>.
Impossible or Difficult. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/difficult/impossible.
Google Ngram Viewer shows how "difficult" and "impossible" have occurred on timeline