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 catastrophic is "relating to extreme misfortune.", the definition for opportune is "Suitable or convenient.", and the definition for stifle is "To repress or discourage."

The definition for trove is "Valuable collection." Used in a sentence: Walter's trove of vintage baseball cards was worth thousands of dollars. The definition for clarity is "clearness.", the definition for redouble is "To make twice as great.", and the definition for duplicity is "Deceptive thought, speech, or action."

The definition for flagrant is "Noticeably offensive." Used in a sentence: The executive was fired for his flagrant abuse of the company expense account. The definition for apathetic is "showing little or no emotion.", the definition for mediate is "To come between parties in order to reconcile.", and the definition for pantomime is "Telling a story through gestures."

The definition for scapegoat is "Someone who bears the blame for others." Used in a sentence: Audrey used her innocent baby brother as a scapegoat for the missing cookies. The definition for extant is "currently existing.", the definition for servile is "Fearfully submissive.", and the definition for augment is "To make greater."

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 punctual is "on time.", the definition for redouble is "To make twice as great.", and the definition for rail is "To scold in harsh language."