cunning
cun-ning
noun
The ability to achieve things by deceit or cleverness.
"He used his cunning to outwit them."
adjective
Clever and deceitful, especially in achieving one's own aims.
"She devised a cunning plan to win."
Thesaurus
Synonyms: cute, attractive, tricky, foxy, dodgy, crafty, slick, artful, knavish, sly, guileful, tricksy