Synonyms for rascality
noun
roguery, villainy, baseness, meanness, knavery, wickedness, culpability, guile, profligacy, chicanery, treachery, trickery, worthlessness, blackguardism, double-dealing, ruffianism, improbity, disreputability; see also crime 1, dishonesty.
See rascality in Webster's New World Roget's A-Z Thesaurus II
noun
Annoying yet harmless, usually playful acts:
devilry, deviltry, diablerie, high jinks, impishness, mischief, mischievousness, prankishness, roguery, roguishness, tomfoolery. (Informal) shenanigan (often used in plural). See good
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