513 entries under adjective topic. ×

11
peculiar(unusual, strange, crazy, usual)
11
planetary(irregular, unsettled, unpredictable, unreliable)
10
aberrant(unusual, wild, strange, unpredictable)
10
abnormal(unusual, strange, irregular, unpredictable)
10
desultory(casual, irregular, unpredictable, deviation)
10
devious(irregular, unsettled, purpose, unpredictable)
10
quaint(unusual, wild, strange, crazy)
10
shifting(unstable, irregular, unsettled, shaky)
10
vacillating(unstable, irregular, doubtful, unsettled)
10
wandering(irregular, purpose, ambiguous, frivolous)
10
weird(unusual, strange, crazy, usual)
9
arbitrary(careless, unstable, unreasonable, chance)
9
casual(careless, chance, frivolous, random)
9
fantastic(change, continue, unusual, strange)
9
intermittent(violent, irregular, unpredictable, disturbed)
9
restless(unstable, irregular, unsettled, agitated)
9
stray(irregular, purpose, unpredictable, unreliable)
9
unconventional(extraordinary, unusual, wild, strange)
9
unorganized
8
aimless(careless, casual, random, haphazard)
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APASmart Define. (2016). erratic thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/erratic/thesaurus/synonyms
ChicagoSmart Define. 2016. "erratic thesaurus" https://smartdefine.org/erratic/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, erratic thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/erratic/thesaurus/synonyms>.
MLASmart Define. "erratic thesaurus" 26 February 2016. Web. 22 September 2026. <https://smartdefine.org/erratic/thesaurus/synonyms>