The definition for appraise is "To evaluate the worth of." Used in a sentence: Simone, an expert in African sculpture, was asked to appraise the ambassador's collection of masks. The definition for accentuate is "to emphasize.", the definition for rancorous is "Marked by deep ill–will.", and the definition for authoritarian is "Favoring absolute obedience to authority."

The definition for pallid is "Lacking color." Used in a sentence: The nurse was worried by the patient's pallid face and shallow breathing. The definition for combustion is "act of burning.", the definition for placebo is "An inactive substance used in medical testing.", and the definition for gargantuan is "Gigantic."

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 exasperation is "the state of being irritated.", the definition for revoke is "To cancel by taking back.", and the definition for prominence is "Importance."

The definition for catastrophic is "Relating to extreme misfortune." Used in a sentence: The effects of the massive hurricane were catastrophic. The definition for scamper is "to run quickly.", the definition for obnoxious is "Highly offensive.", and the definition for turpitude is "Essential baseness, depravity."

The definition for heed is "To pay attention to." Used in a sentence: "Heed my advice," the fortuneteller warned Sebastian when he tried to ignore her prophecy. The definition for aerate is "to supply with air.", the definition for catastrophic is "Relating to extreme misfortune.", and the definition for accentuate is "To emphasize."