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 heed is "to pay attention to.", the definition for placebo is "An inactive substance used in medical testing.", and the definition for benevolent is "Kind, helpful."

The definition for extant is "Currently existing." Used in a sentence: Some consider Clint Eastwood the greatest extant American director. The definition for inauspicious is "not favorable.", the definition for incongruous is "Not harmonious, incompatible.", and the definition for grandiose is "With an affectation of grandeur."

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 authoritarian is "favoring absolute obedience to authority.", the definition for accentuate is "To emphasize.", and the definition for censure is "To find fault with."

The definition for obnoxious is "Highly offensive." Used in a sentence: The manager asked the obnoxious diner to leave the restaurant. The definition for incongruous is "not harmonious, incompatible.", the definition for flaunt is "To display showily.", and the definition for aesthete is "Person having or affecting sensitivity to beauty."

The definition for adversary is "One who opposes or resists." Used in a sentence: Franklin hoped to defeat his adversary in the afternoon's tennis match. The definition for incumbent is "necessary as a duty or responsibility.", the definition for drab is "Dull, monotonous.", and the definition for egotist is "Self–important person."