crafty
adjective /ˈkrɑːfti/
  /ˈkræfti/
 (comparative craftier, superlative craftiest)
 (usually disapproving)- clever at getting what you want, especially by indirect or dishonest methods synonym cunning, wily
- He's a crafty old devil.
 - one of the party’s craftiest political strategists
 - There are times when the only way to win is by a crafty reinterpretation of the rules.
 - That was a crafty move/touch.
 
Word OriginOld English cræftig ‘strong, powerful’, later ‘skilful’ (see craft, -y).