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 flagrant is "noticeably offensive.", the definition for eloquent is "Fluent, expressive.", and the definition for heinous is "Shockingly evil."

The definition for naive is "Lacking worldy wisdom." Used in a sentence: The naive Simon assumed that everyone was as simple and kind as he was. The definition for awe is "emotion combining dread and wonder.", the definition for rehash is "To discuss again.", and the definition for impenitent is "Lacking remorse."

The definition for prune is "To reduce by removing excess." Used in a sentence: The candidate pruned his speech so he would not exceed the time limit. The definition for elusive is "hard to grasp.", the definition for refurbish is "To brighten or freshen.", and the definition for equitable is "Fair and equal."

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 moderate is "tending toward the average.", the definition for deferment is "The act of delaying.", and the definition for exception is "A case to which the rule does not apply."

The definition for genial is "Sympathetic, friendly." Used in a sentence: The genial host warmly greeted his many guests. The definition for repel is "to resist, reject.", the definition for discern is "To recognize as separate as distinct.", and the definition for meticulous is "Extrememly careful regarding details."