The word ‘cunning’ is an adjective that describes someone or something as being skillful in achieving one’s ends by deceit or evasion. It often implies a level of shrewdness or cleverness, particularly in a way that is morally ambiguous or manipulative.
As a noun, ‘cunning’ refers to the quality of being cunning; it can also denote craftiness or slyness in achieving goals, often through trickery or deceit.
For example, one might say, “She had a cunning plan to outsmart her competitors.”