The definition for exception is "A case to which the rule does not apply." Used in a sentence: The teacher made an exception and let Gina eat her snack in class. The definition for ethical is "conforming to accepted standards.", the definition for methodical is "Performed in an orderly manner.", and the definition for incumbent is "Necessary as a duty or responsibility."

The definition for opportune is "Suitable or convenient." Used in a sentence: Quan stepped onto the platform at the most opportune time, just as the train pulled in. The definition for derelict is "abandoned.", the definition for promote is "To contribute to the growth or prosperity of.", and the definition for rhapsody is "State of great happiness."

The definition for inflammatory is "Tending to excite anger." Used in a sentence: Garth's inflammatory remarks at the party made Gwen furious. The definition for garish is "offensively bright.", the definition for hedonism is "Belief that pleasure is the sole aim of life.", and the definition for dubious is "Questionable."

The definition for periodic is "Occurring at regular intervals." Used in a sentence: The periodic innterruptions of the cuckoo clock prevented Li from concentrating. The definition for derelict is "abandoned.", the definition for placebo is "An inactive substance used in medical testing.", and the definition for melee is "A tumultuous fight among several people."

The definition for placebo is "An inactive substance used in medical testing." Used in a sentence: Tom, who had taken the placebo, found that his allergy symptoms did not go away. The definition for unscrupulous is "lacking principles.", the definition for obnoxious is "Highly offensive.", and the definition for nurture is "To further the development of."