The definition for compulsion is "An irresistible impulse." Used in a sentence: Tamar, a shoe fanatic, could not resist the compulsion to buy the shiny red boots. The definition for exception is "a case to which the rule does not apply.", the definition for periodic is "Occurring at regular intervals.", and the definition for aerate is "To supply with air."

The definition for dubious is "Questionable." Used in a sentence: Karl found Kevin's claim that he was sick dubious, as he had just seen him playing football. The definition for onset is "beginning.", the definition for hedonism is "Belief that pleasure is the sole aim of life.", and the definition for camaraderie is "Spirit of friendship."

The definition for preclude is "To rule out in advance." Used in a sentence: "Having cake now will preclude dessert later," said Amber's mother. The definition for gravity is "importance, significance.", the definition for cunning is "Showing clever insight.", and the definition for heed is "To pay attention to."

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 censure is "to find fault with.", the definition for supple is "Flexible.", and the definition for induce is "To influence or cause."

The definition for implausible is "Unbelievable." Used in a sentence: Claudia's implausible excuse failed to convince her teacher. The definition for turpitude is "essential baseness, depravity.", the definition for corrosive is "Bitingly sarcastic.", and the definition for aerate is "To supply with air."