The term CUNNING ONE can be described by four different words: GUILE (5 letters), WILY (4 letters), SLYFOX (6 letters) and WEASEL (6 letters). GUILE is defined as a clever or crafty intelligence, while WILY is defined as being cunning or sly. SLYFOX is a combination of the words sly and fox, which is an animal known for its cunning behavior. Lastly, WEASEL is another animal known for its cunningness and slyness. All four words describe someone who is cunning and sly.