5
anomalous(adjective, wrong, unusual, strange, exceptional)
5
erratic(adjective, unusual, strange, peculiar, unexpected)
5
fantastic(adjective, strange, exceptional, special, irregular)
5
free and easy(expression, adjective, idiom, unusual, strange)
5
innovative
5
quirky(adjective, wrong, unusual, strange, improper)
5
remarkable(adjective, unusual, strange, new, special)
5
schismatic(adjective, unusual, original, weird, unconventional)
5
special(adjective, unusual, strange, new, rare)
5
unconforming
5
unscriptural(adjective, sectarian, heterodoxy)
5
unwonted(adjective, unusual, strange, new, special)
4
apocryphal
4
capricious
4
dissenting(adjective, independent, open-minded, progressive, nonconformist)
4
errant(adjective, wrong, deviant)
4
experimental
4
informal(unusual, strange, unique, eccentric, atypical)
4
nonorthodox(adjective, sectarian)
4
rare(adjective, unusual, strange, usual, special)
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APASmart Define. (2016). unorthodox thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/unorthodox/thesaurus/synonyms
ChicagoSmart Define. 2016. "unorthodox thesaurus" https://smartdefine.org/unorthodox/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, unorthodox thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/unorthodox/thesaurus/synonyms>.
MLASmart Define. "unorthodox thesaurus" 31 March 2016. Web. 27 September 2026. <https://smartdefine.org/unorthodox/thesaurus/synonyms>