Not expected
Rare and not expected are semantically related. in not likely topic. In some cases you can use "Rare" instead an adjective phrase "Not expected".
Rare
Rare adjective - Being out of the ordinary.
Not expected and rare are semantically related. You can use "Not expected" instead an adjective "Rare".
Mutual synonyms
Both terms in one sentence
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Elven romantic relationships are not expected to be "for life" and it is rare that an elven couple doesn't drift apart anyway after at most a century.
Source: Mayfly-December Romance -
Nacht, who was dipped into the Erebos as an infant and not expected to survive, but did, has this to a crippling degree, but fortunately for her, real sacred moly is exceedingly rare.
Source: Kryptonite Factor
Cite this Source
Rare and Not expected. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/not_expected/rare
Not expected & Rare. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/not_expected/rare>.
Rare or Not expected. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/not_expected/rare.
Google Ngram Viewer shows how "not expected" and "rare" have occurred on timeline