The definition for turpitude is "Essential baseness, depravity." Used in a sentence: The turpitude of the villain in the movie offended most audiences. The definition for iridescent is "having a lustrous or attractivve quality.", the definition for moderate is "Tending toward the average.", and the definition for perception is "Capacity for seeing or understanding."

The definition for apathetic is "Showing little or no emotion." Used in a sentence: Carmine was concerned about his usually cheerful brother's apathetic attitude. The definition for fragile is "delicate.", the definition for benevolent is "Kind, helpful.", and the definition for prudent is "Marked by wisdom, shrewd."

The definition for onset is "Beginning." Used in a sentence: Crocuses bloom at the onset of spring, sometimes even before the snow melts. The definition for cunning is "showing clever insight.", the definition for redouble is "To make twice as great.", and the definition for mundane is "Practical, ordinary."

The definition for oblivious is "Lacking awareness." Used in a sentence: Love–struck Charlie was oblivious to everyone but the object of his affection. The definition for derivative is "lacking originality.", the definition for epitaph is "Brief statement honoring a dead person.", and the definition for accessible is "Easy to reach or to approach."

The definition for buffer is "Protective barrier." Used in a sentence: The dense trees acted as a buffer against the heavy rain. The definition for dubious is "questionable.", the definition for equitable is "Fair and equal.", and the definition for promote is "To contribute to the growth or prosperity of."