3
perilous(adjective, wicked, devilish)
3
antic(fair, lively, spirited, square, frivolous)
3
bothersome(adjective, wicked, devilish)
3
catastrophic(injurious, damaging, destructive)
3
defiant(adjective, disobedient)
3
disserviceable
3
distressing(adjective, cruel, wicked, unkind, upsetting)
3
fatal
3
foul(adjective, wicked)
3
go for broke
3
insubordinate(adjective, disobedient)
3
intractable(adjective, disobedient)
3
lethal
3
nasty(adjective, mean, bad, wrong, evil)
3
severe(adjective, wicked)
3
toxic(injurious, damaging, destructive)
3
traitorous(adjective, mean, smooth, cunning, knowing)
3
treacherous(adjective, mean, smooth, cunning, knowing)
3
undisciplined(adjective, uncontrolled, disobedient)
3
ungovernable(adjective, disobedient)
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APASmart Define. (2015). mischievous thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/mischievous/thesaurus/synonyms
ChicagoSmart Define. 2015. "mischievous thesaurus" https://smartdefine.org/mischievous/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, mischievous thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/mischievous/thesaurus/synonyms>.
MLASmart Define. "mischievous thesaurus" 3 August 2015. Web. 22 September 2026. <https://smartdefine.org/mischievous/thesaurus/synonyms>