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 foil is "one that enhances or underscores by contrast.", the definition for adversary is "One who opposes or resists.", and the definition for accommodate is "To give consideration to."

The definition for trove is "Valuable collection." Used in a sentence: Walter's trove of vintage baseball cards was worth thousands of dollars. The definition for extant is "currently existing.", the definition for derelict is "Abandoned.", and the definition for conduit is "Means for transmitting or distributing."

The definition for genial is "Sympathetic, friendly." Used in a sentence: The genial host warmly greeted his many guests. The definition for mediate is "to come between parties in order to reconcile.", the definition for beneficial is "Helpful.", and the definition for pathos is "Sympathetic pity."

The definition for archaic is "Characteristic of an earlier time." Used in a sentence: In the world of high fashion, two–year–old shoes are considered positively archaic. The definition for heed is "to pay attention to.", the definition for extenuating is "Partially excusing.", and the definition for periodic is "Occurring at regular intervals."

The definition for equitable is "Fair and equal." Used in a sentence: The judge made an equitable decision dividing the estate evenly among the sisters. The definition for beneficial is "helpful.", the definition for eulogy is "Speech or writing in praise of deceased.", and the definition for clairvoyance is "Ability to see things beyond ordinary perception."