Wily

Part of speech: adjective (a.)

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. This false, wily, doubling disposition of mind. South.

Synonyms: Cunning; artful; sly; crafty. See Cunning.