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 extol is "to praise highly.", the definition for facade is "false or superficial appearance.", and the definition for condone is "To treat as acceptable."

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 immoderate is "beyond usual or proper limits.", the definition for nurture is "To further the development of.", and the definition for incisive is "Impressively direct and decisive."

The definition for serenity is "Calmness." Used in a sentence: The serenity of the glassy sea soothed the sailors after the big storm. The definition for lurid is "causing horror, shocking.", the definition for prudent is "Marked by wisdom, shrewd.", and the definition for pallid is "Lacking color."

The definition for extant is "Currently existing." Used in a sentence: Some consider Clint Eastwood the greatest extant American director. The definition for drab is "dull, monotonous.", the definition for elate is "To fill with joy.", and the definition for periodic is "Occurring at regular intervals."

The definition for retroactive is "effective as of a prior time or condition." Used in a sentence: The retroactive law made even past infractions punishable. The definition for avian is "relating to birds.", the definition for derelict is "Abandoned.", and the definition for stern is "Harsh, severe."