foxiness

The foxiness of the plan impressed everyone.

その計画の狡猾さは皆を感心させた。

He gave a foxy smile when asked about his plans.

計画を聞かれると、彼はずる賢い微笑みを浮かべた。

His foxiness helped him in business negotiations.

彼の狡猾さはビジネス交渉で役立った。

That was a foxy move in the chess game.

それはチェスの試合での狡猾な一手だった。