Mischiefable, an intriguing and seemingly unique word, may not have synonyms that perfectly capture its essence. However, we can explore alternate terms that convey a similar sense of playful mischievousness. Words such as impish, roguish, or prankish, all evoke a mischievous disposition. Mischievous itself is a more common alternative, representing a person or behavior inclined to playful pranks or harmless troublemaking. Similarly, we can consider terms like puckish, naughty, or devilish, which all suggest a playful disregard for rules or social norms. While "mischiefable" may stand as a distinct term, these synonyms provide a complementary range of words to express a similar mischievous quality.