Found 2 items, similar to slyness.
English → English (WordNet) Definition: slyness slyness n : shrewdness as demonstrated by being skilled in deception [syn: craft, craftiness, cunning, foxiness, guile, wiliness]
English → English (gcide) Definition: Slyness Slyness \Sly"ness\, n. The quality or state of being sly. [1913 Webster]