slyness slyly • slype · · · Info · Definitions · Synonyms · Characters · · slyness · · Text Latin · · Script 7 · · Length Definitions · · · (noun) shrewdness as demonstrated by being skilled in deception. Synonyms: craft, craftiness, cunning, foxiness, guile, wiliness. · · Noun Definition 1 Synonyms · · · craft · · Synonym 1 craftiness · · Synonym 2 cunning · · Synonym 3 foxiness · · Synonym 4 guile · · Synonym 5 wiliness · · Synonym 6 Characters · · e latin small letter e U+0065 l latin small letter l U+006C n latin small letter n U+006E s latin small letter s U+0073 y latin small letter y U+0079