leavened

(verb) cause to puff up with a leaven. Synonyms: raise, leaven, prove. Example: "Unleavened bread."

(adj) made light by aerating, as with yeast or baking powder; often used as a combining form. Synonyms: leavened (vs. unleavened). Examples: "Leavened bread." "Well-leavened." "Yeast-leavened breads."