Open English Wordnet
Adjectives
(s)crafty, cunning, dodgy, foxy, guileful, knavish, slick, sly, tricksy, tricky, wilymarked by skill in deception“cunning men often pass for wise”,
“a foxy scheme”,
“a slick evasive answer”,
“sly as a fox”,
“tricky Dick”,
“a wily old attorney”