MISCHIEVOUS SORT is a term used to describe someone who is mischievous or naughty. The crossword solutions for this term are ELF (3 letters), IMP (3 letters) and RASCAL (6 letters). ELF is a mythical creature often associated with mischief, while IMP is a small demon or devil-like creature. RASCAL is a term used to describe someone who is mischievous or naughty. All three terms are used to describe someone who is mischievous or naughty in some way.