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 scamper is "to run quickly.", the definition for gruff is "Rough or stern in manner or speech.", and the definition for mandate is "An official order or commission to do something."

The definition for incongruous is "Not harmonious, incompatible." Used in a sentence: Sadie's cowboy hat was incongruous with her black cocktail dress. The definition for diffident is "lacking self–confidence.", the definition for turmoil is "Extreme confusion, agitation.", and the definition for lurid is "Causing horror, shocking."

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 intricate is "having complex and interrelated parts.", the definition for censure is "To find fault with.", and the definition for retroactive is "effective as of a prior time or condition."

The definition for corrosive is "Bitingly sarcastic." Used in a sentence: The cruel Estella's corrosive comments made Pip cry. The definition for retroactive is "effective as of a prior time or condition.", the definition for stern is "Harsh, severe.", and the definition for stifle is "To repress or discourage."

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 pantomime is "telling a story through gestures.", the definition for polarize is "To break up into opposing groups.", and the definition for archetypal is "Characteristic of the original model or perfect example."