wily

Adjective

Synonyms: crafty cunning dodgy foxy guileful knavish slick sly tricksy tricky

WordNet 3.0

Adjective (1)

marked by skill in deception“cunning men often pass for wise”“deep political machinations”“a foxy scheme”“a slick evasive answer”“sly as a fox”“tricky Dick”“a wily old attorney”Synonyms: crafty cunning dodgy foxy guileful knavish slick sly tricksy tricky

Webster's Dictionary (GCIDE)

Wily \Wil"y\, a. [Compar. Wilier; superl. Wiliest.] [From Wile.] Full of wiles, tricks, or stratagems; using craft or stratagem to accomplish a purpose; mischievously artful; subtle. "Wily and wise." --Chaucer. "The wily snake." --Milton. [1913 Webster]

This false, wily, doubling disposition of mind. --South. [1913 Webster]

Syn: Cunning; artful; sly; crafty. See Cunning. [1913 Webster]