The definition for stifle is "To repress or discourage." Used in a sentence: Amy tried ineffectively to stifle her giggles after she read Susan's note in class. The definition for immoderate is "beyond usual or proper limits.", the definition for penurious is "Extrememly stingy.", and the definition for derelict is "Abandoned."

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 fickle is "lacking constancy, changeable.", the definition for refurbish is "To brighten or freshen.", and the definition for onset is "Beginning."

The definition for rehash is "To discuss again." Used in a sentence: "Sandra," said her mother, "I am tired of rehashing this same topic over and over." The definition for heinous is "shockingly evil.", the definition for cunning is "Showing clever insight.", and the definition for incongruous is "Not harmonious, incompatible."

The definition for discern is "To recognize as separate as distinct." Used in a sentence: The pastry connoisseur was able to discern Swiss from Belgian chocolate. The definition for demeanor is "behavior towards others.", the definition for perception is "Capacity for seeing or understanding.", and the definition for eulogy is "Speech or writing in praise of deceased."

The definition for archaic is "Characteristic of an earlier time." Used in a sentence: In the world of high fashion, two–year–old shoes are considered positively archaic. The definition for heinous is "shockingly evil.", the definition for combustion is "Act of burning.", and the definition for futile is "Without purpose, completely ineffective."