The definition for incumbent is "Necessary as a duty or responsibility." Used in a sentence: It was incumbent on Jack to attend his father's retirement party. The definition for placebo is "an inactive substance used in medical testing.", the definition for intricate is "Having complex and interrelated parts.", and the definition for mediate is "To come between parties in order to reconcile."

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 aesthete is "person having or affecting sensitivity to beauty.", the definition for derivative is "Lacking originality.", and the definition for deferment is "The act of delaying."

The definition for obnoxious is "Highly offensive." Used in a sentence: The manager asked the obnoxious diner to leave the restaurant. The definition for supple is "flexible.", the definition for opportune is "Suitable or convenient.", and the definition for catastrophic is "Relating to extreme misfortune."

The definition for disdain is "Feeling of contempt." Used in a sentence: The arrogant writer did not hide his disdain for his uneducated dinner companion. The definition for hedonism is "belief that pleasure is the sole aim of life.", the definition for prominence is "Importance.", and the definition for awe is "Emotion combining dread and wonder."

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 civility is "politeness.", the definition for disconcert is "To throw into confusion.", and the definition for inflammatory is "Tending to excite anger."