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 methodical is "performed in an orderly manner.", the definition for preclude is "To rule out in advance.", and the definition for combustion is "Act of burning."

The definition for perception is "Capacity for seeing or understanding." Used in a sentence: His incredible perception made him the best detective on the force. The definition for gravity is "importance, significance.", the definition for abate is "Become less in amount or intensity.", and the definition for implement is "To carry out or accomplish."

The definition for obnoxious is "Highly offensive." Used in a sentence: The manager asked the obnoxious diner to leave the restaurant. The definition for advantageous is "giving an advantage.", the definition for discern is "To recognize as separate as distinct.", and the definition for turmoil is "Extreme confusion, agitation."

The definition for epitaph is "Brief statement honoring a dead person." Used in a sentence: "Beloved by all,"" was the epitaph Edgar chose for his wife's tombstone. The definition for censure is "to find fault with.", the definition for composed is "Calm.", and the definition for ethical is "Conforming to accepted standards."

The definition for drab is "Dull, monotonous." Used in a sentence: The drab winter scene made Keisha long for the vibrant colors of spring. The definition for flourish is "to make bold, sweeping gestures.", the definition for embellish is "To decorate.", and the definition for flaw is "An imperfection."