rascal

1. A deceitful and unreliable scoundrel (synset 110556285)
   is a type of: scoundrel, villain - a wicked or evil person; someone who does evil deliberately
   same as: knave, rapscallion, rogue, scalawag, scallywag, varlet
2. One who is playfully mischievous (synset 110219666)
   is a type of: child, fry, kid, minor, nestling, nipper, shaver, small fry, tiddler, tike, tyke, youngster - a young person of either sex
   subtypes: brat, holy terror, little terror, terror - a very troublesome child
   same as: imp, monkey, rapscallion, scalawag, scallywag, scamp

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