The definition for mediate is "To come between parties in order to reconcile." Used in a sentence: The diplomatic Henry was able to mediate between the quarreling sisters. The definition for ecstatic is "overwhelmingly emotional.", the definition for disconcert is "To throw into confusion.", and the definition for benefactor is "One who offers financial help."

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 solace is "source of consolation.", the definition for clarity is "Clearness.", and the definition for combustion is "Act of burning."

The definition for corrective is "Intended to correct." Used in a sentence: The school decided to take corrective measures to prevent truancy. The definition for dubious is "questionable.", the definition for incongruous is "Not harmonious, incompatible.", and the definition for trove is "Valuable collection."

The definition for flagrant is "Noticeably offensive." Used in a sentence: The executive was fired for his flagrant abuse of the company expense account. The definition for implement is "to carry out or accomplish.", the definition for celebrated is "Widely known, respected.", and the definition for regurgitate is "To pour out or throw back."

The definition for serenity is "Calmness." Used in a sentence: The serenity of the glassy sea soothed the sailors after the big storm. The definition for extol is "to praise highly.", the definition for prominence is "Importance.", and the definition for onset is "Beginning."