WILY

Like a fox

• Artful

• Artfully clever

• Astute

• Clever

• Crafty

• Crazy like a fox

• Cunning

• Designing

• Full of guile

• Full of tricks

• Guileful

• Hard to outwit

• Like a coyote

• Like a slyboots

• Pretty tricky

• Scheming

• Shrewd

• Skilled at deception

• Skillfully deceptive

• Slick

• Sly

• Sly as a fox

• Tricky