The definition for futile is "Without purpose, completely ineffective." Used in a sentence: Arguing with Andrew is futile because he never changes his mind. The definition for punctual is "on time.", the definition for inauspicious is "Not favorable.", and the definition for fickle is "Lacking constancy, changeable."

The definition for defiant is "Showing bold resistance." Used in a sentence: The defiant toddler refused to leave the park. The definition for flaw is "an imperfection.", the definition for insolence is "Boldness or rudeness.", and the definition for eloquent is "Fluent, expressive."

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 equitable is "fair and equal.", the definition for prominence is "Importance.", and the definition for camaraderie is "Spirit of friendship."

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 abate is "become less in amount or intensity.", the definition for solace is "Source of consolation.", and the definition for discern is "To recognize as separate as distinct."

The definition for illuminate is "To make clear." Used in a sentence: Her excellent lecture illuminated the complicated subject of nuclear physics. The definition for curtail is "to make less.", the definition for foil is "One that enhances or underscores by contrast.", and the definition for solace is "Source of consolation."