Improbable
Improbable adjective - Not likely to be true or to occur.
Rare and improbable are semantically related in unlikely topic. In some cases you can use "Rare" instead an adjective "Improbable", when it comes to topics like not likely.
Nearby Words: improbability, improbably
Rare
Rare adjective - Being out of the ordinary.
Improbable and rare are semantically related in unlikely topic. Sometimes you can use "Improbable" instead an adjective "Rare".
Mutual synonyms
Related pairs
- outlandish and improbable
- outlandish and rare
- queer and improbable
- queer and rare
- wonderful and improbable
- wonderful and rare
- remarkable and improbable
- remarkable and rare
- extraordinary and improbable
- extraordinary and rare
- thin and improbable
- thin and rare
- unexpected and improbable
- unexpected and rare
Both words in one sentence
- Improbable Weapon User: Many knights and men at arms use pole axes, common weapons in the real middle ages but rare in fiction.
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None of the human character's hair colour is improbable (Natsume's and Reiko's grey hair in the manga, though really rare, is still possible).
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The dwarfs might at first appear like this but their constructions aren't that improbable and most are old engines based on experience and new inventions are rare.
Source: Gadgeteer Genius
Cite this Source
Rare and Improbable. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/improbable/rare
Improbable & Rare. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/improbable/rare>.
Rare or Improbable. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/improbable/rare.
Google Ngram Viewer shows how "improbable" and "rare" have occurred on timeline