The definition for derivative is "Lacking originality." Used in a sentence: Critics panned the movie as a derivative version of last year's Best Picture. The definition for derivative is "lacking originality.", the definition for incisive is "Impressively direct and decisive.", and the definition for gravity is "Importance, significance."

The definition for diffident is "Lacking self–confidence." Used in a sentence: The diffident student never raised her hand in class, even when she knew the answer. The definition for heed is "to pay attention to.", the definition for prudent is "Marked by wisdom, shrewd.", and the definition for refurbish is "To brighten or freshen."

The definition for foil is "One that enhances or underscores by contrast." Used in a sentence: The sweet cookie was a perfect foil to the sour lemon sorbet. The definition for aerate is "to supply with air.", the definition for gravity is "Importance, significance.", and the definition for penurious is "Extrememly stingy."

The definition for mandate is "An official order or commission to do something." Used in a sentence: Martha reluctantly obeyed the mandate to vacate her apartment. The definition for melee is "a tumultuous fight among several people.", the definition for archaic is "Characteristic of an earlier time.", and the definition for drab is "Dull, monotonous."

The definition for implement is "To carry out or accomplish." Used in a sentence: All Randolph needed to implement his plan was a moonless night and a long rope. The definition for meticulous is "extrememly careful regarding details.", the definition for ploy is "A contrived plan.", and the definition for exception is "A case to which the rule does not apply."