WordNet sense 1 ((used of persons or artifacts) marked by independence and creativity in thought or action):

imaginative, inventive

WordNet sense 2 (having the ability or power to create):

creative, originative

WordNet sense 3 (skillful (or showing skill) in adapting means to ends):

clever

WordNet sense 4 (marked by skill in achieving a desired end especially with cunning or craft):

artful

WordNet sense 5 (showing inventiveness and skill):

cunning

WordNet sense 6 (quick or skillful or adept in action or thought):

adroit