100 entries under unusual topic. ×

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inimitable(special, rare)
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mysterious(supernatural, abnormal, unnatural, uncanny)
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nondescript(special, rare)
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noteworthy(excellent, special, brilliant, rare)
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original(new, exceptional, special, fantastic)
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out of the ordinary(expression, idiom, strange, special)
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out of the way(expression, idiom, special, rare)
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outre(new, exceptional, special, fantastic)
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outstanding(excellent, special, brilliant, rare)
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scarce(excellent, special, brilliant, rare)
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seldom(special, rare)
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startling(special, rare)
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superior(excellent, special, brilliant, rare)
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supermundane(supernatural, abnormal, unnatural, uncanny)
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unaccustomed(special, odd, rare, bizarre)
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unheard of(expression, special, odd, rare)
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unimaginable(excellent, special, brilliant, rare)
0
unparalleled(new, exceptional, special, original)
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unthinkable(excellent, special, brilliant, rare)
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very different(expression, special, rare)
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APASmart Define. (2016). aberrant thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/aberrant/thesaurus/synonyms
ChicagoSmart Define. 2016. "aberrant thesaurus" https://smartdefine.org/aberrant/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, aberrant thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/aberrant/thesaurus/synonyms>.
MLASmart Define. "aberrant thesaurus" 31 March 2016. Web. 29 September 2026. <https://smartdefine.org/aberrant/thesaurus/synonyms>