What is "practic"

Practic \Prac"tic\, a. [See Practical.]

1. Practical.

2. Artful; deceitful; skillful. [Obs.] ``Cunning sleights and practick knavery.''
   --Spenser.

late 14c., "a way of doing something, method; practice, custom, usage;" also "an applied science;" from Old French practique "practice, usage" (13c.) and directly from Medieval Latin practica "practice, practical knowledge," ultimately from Greek praktike "practical" (as opposed to "theoretical;" see practical). From early 15c. as "practical aspect or application of something; practice as opposed to theory;" also, "knowledge of the practical aspect of something, practical experience."

a. 1 (context archaic English) practical. 2 (context obsolete English) cunning, crafty. n. A person concerned with action or practice, as opposed to one concerned with theory.