The definition for onset is "Beginning." Used in a sentence: Crocuses bloom at the onset of spring, sometimes even before the snow melts. The definition for augment is "to make greater.", the definition for polarize is "To break up into opposing groups.", and the definition for serenity is "Calmness."

The definition for mundane is "Practical, ordinary." Used in a sentence: The flighty Caroline could not be troubled with mundane tasks such as paying her bills. The definition for retroactive is "effective as of a prior time or condition.", the definition for regurgitate is "To pour out or throw back.", and the definition for illuminate is "To make clear."

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 epistolary is "contained or carried on in letters.", the definition for benevolent is "Kind, helpful.", and the definition for aerate is "To supply with air."

The definition for obnoxious is "Highly offensive." Used in a sentence: The manager asked the obnoxious diner to leave the restaurant. The definition for prominence is "importance.", the definition for trove is "Valuable collection.", and the definition for exalt is "To elevate by praise."

The definition for exasperation is "The state of being irritated." Used in a sentence: The longer Jorge waited in line at the ticket counter, the more his exasperation grew. The definition for buffer is "protective barrier.", the definition for hedonism is "Belief that pleasure is the sole aim of life.", and the definition for impenitent is "Lacking remorse."