Effect: A witch with this hex can understand any spoken language for a number of minutes per day equal to her level, as comprehend languages. This duration does not need to be consecutive, but it must be spent in 1-minute increments. At 5th level, a witch can use this ability to speak any language, as per tongues.
Advanced Player’s Guide. Copyright 2010, Paizo Publishing, LLC; Author: Jason Bulmahn.