The definition for derivative is "Lacking originality." Used in a sentence: Critics panned the movie as a derivative version of last year's Best Picture. The definition for raucous is "noisy, rowdy.", the definition for heed is "To pay attention to.", and the definition for unscrupulous is "Lacking principles."

The definition for illuminate is "To make clear." Used in a sentence: Her excellent lecture illuminated the complicated subject of nuclear physics. The definition for incisive is "impressively direct and decisive.", the definition for rail is "To scold in harsh language.", and the definition for clairvoyance is "Ability to see things beyond ordinary perception."

The definition for manifest is "Obvious." Used in a sentence: James finally made his affection manifest when he handed Jessica a red rose. The definition for frugal is "thrifty, cheap.", the definition for absolve is "To forgive; to free from guilt.", and the definition for indecorous is "In bad taste."

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 servile is "fearfully submissive.", the definition for mundane is "Practical, ordinary.", and the definition for melee is "A tumultuous fight among several people."

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 defiant is "showing bold resistance.", the definition for implement is "To carry out or accomplish.", and the definition for comparable is "Similar, equivalent."