102 entries under irregular topic. ×

20
fantastic(adjective, unusual, strange, foolish, exceptional)
19
aberrant(adjective, unusual, strange, exceptional, usual)
19
anomalous(adjective, wrong, unusual, strange, exceptional)
19
rare(adjective, excellent, solid, extraordinary, superior)
16
atypical(adjective, unusual, strange, exceptional, special)
15
crazy(adjective, unusual, wild, strange, fantastic)
15
deviant(adjective, wrong, unusual, strange, exceptional)
13
unorthodox(adjective, wrong, unusual, strange, exceptional)
12
erratic(adjective, unusual, strange, crazy, usual)
11
oddball(adjective, unusual, strange, crazy)
10
whimsical(adjective, unusual, wild, strange)
9
bent(adjective, informal, unusual, wild, strange)
8
incongruous(adjective, unusual, strange, usual)
7
foreign(adjective, unusual, strange, new)
7
screwy(adjective, strange, foolish, exceptional, crazy)
7
unexpected(adjective, unusual, strange, new, exceptional)
6
deviate(adjective, strange, exceptional, nonstandard)
6
divergent(adjective, separate, wrong, unusual, exceptional)
6
flaky(adjective, informal, unusual, strange, crazy)
6
malformed(adjective, strange, nonstandard, uncharacteristic)
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APASmart Define. (2016). peculiar thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/peculiar/thesaurus/synonyms
ChicagoSmart Define. 2016. "peculiar thesaurus" https://smartdefine.org/peculiar/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, peculiar thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/peculiar/thesaurus/synonyms>.
MLASmart Define. "peculiar thesaurus" 31 March 2016. Web. 25 September 2026. <https://smartdefine.org/peculiar/thesaurus/synonyms>