The definition for scapegoat is "Someone who bears the blame for others." Used in a sentence: Audrey used her innocent baby brother as a scapegoat for the missing cookies. The definition for lenient is "mild or tolerant.", the definition for polarize is "To break up into opposing groups.", and the definition for melee is "A tumultuous fight among several people."

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 placebo is "an inactive substance used in medical testing.", the definition for discern is "To recognize as separate as distinct.", and the definition for clarity is "Clearness."

The definition for elate is "To fill with joy." Used in a sentence: It elated Margaret to be awarded first place in the science fair. The definition for catastrophic is "relating to extreme misfortune.", the definition for entangle is "To involve in trouble.", and the definition for scamper is "To run quickly."

The definition for methodical is "Performed in an orderly manner." Used in a sentence: Oscar's methodical approach exasperated his free–spirited friend Ben. The definition for foil is "one that enhances or underscores by contrast.", the definition for appraise is "To evaluate the worth of.", and the definition for fickle is "Lacking constancy, changeable."

The definition for incongruous is "Not harmonious, incompatible." Used in a sentence: Sadie's cowboy hat was incongruous with her black cocktail dress. The definition for derivative is "lacking originality.", the definition for diffident is "Lacking self–confidence.", and the definition for buffer is "Protective barrier."