70 entries under abnormal topic. ×

13
exceptional(adjective, wrong, excellent, extraordinary, unusual)
12
different(adjective, wrong, extraordinary, unusual, wonderful)
12
divergent(adjective, good, wrong, flat, extraordinary)
12
improper(adjective, wrong, strange, suitable, odd)
12
inconsistent(adjective, excellent, extraordinary, strange, uncertain)
12
unique(adjective, wrong, excellent, unusual, special)
9
quirky(adjective, wrong, unusual, wild, strange)
8
incongruous(adjective, wrong, false, unusual, strange)
8
individual(noun, adjective, unusual, strange, spare)
8
unofficial(adjective, wrong, improper, unwarranted, unacceptable)
6
anomalistic(adjective, good, extraordinary, strange, exceptional)
6
rare(adjective, excellent, extraordinary, unusual, strange)
5
inordinate(adjective, wrong, unreasonable, improper, unacceptable)
5
off-key(adjective, right, wrong, improper, different)
5
preternatural(adjective, good, unusual, strange, exceptional)
4
nonstandard(adjective, unusual, uncharacteristic, deviant)
4
unsuitable(adjective, wrong, false, strange, awkward)
4
untypical(adjective, superior, unusual, strange, usual)
3
atypic(adjective, good, usual)
3
inappropriate(adjective, wrong, false, strange, awkward)
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APASmart Define. (2016). irregular thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/irregular/thesaurus/synonyms
ChicagoSmart Define. 2016. "irregular thesaurus" https://smartdefine.org/irregular/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, irregular thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/irregular/thesaurus/synonyms>.
MLASmart Define. "irregular thesaurus" 1 April 2016. Web. 22 September 2026. <https://smartdefine.org/irregular/thesaurus/synonyms>