Knacky
Pronunciation : Knack"y
Part of Speech : a.
Definition : Defn: Having a knack; cunning; crafty; trickish. [Prov. Eng. & Scot.] Halliwell.
Source : Webster's Unabridged Dictionary, 1913
Merriam-Webster's Everyday Language Reference Set: Includes: The Merriam-Webster Dictionary, The Merriam-Webster Thesaurus, and The Merriam-Webster Vocabulary Builder