The definition for oblivious is "Lacking awareness." Used in a sentence: Love–struck Charlie was oblivious to everyone but the object of his affection. The definition for rehash is "to discuss again.", the definition for garish is "Offensively bright.", and the definition for lurid is "Causing horror, shocking."

The definition for augment is "To make greater." Used in a sentence: Wanda read the dictionary every night to augment her vocabulary. The definition for combustion is "act of burning.", the definition for pathos is "Sympathetic pity.", and the definition for sociable is "Inclined to seek companionship."

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 gravity is "importance, significance.", the definition for disconcert is "To throw into confusion.", and the definition for meticulous is "Extrememly careful regarding details."

The definition for liability is "A person or thing whose presence or behavior is likely to cause embarrassment or put one at a disadvantage." Used in a sentence: Kevin's growing fatigue was a liability as he attempted to climb the steep hill. The definition for rancorous is "marked by deep ill–will.", the definition for celebrated is "Widely known, respected.", and the definition for parity is "Equality."

The definition for ploy is "A contrived plan." Used in a sentence: Sarah thought George's ploy of borrowing her notes was a cowardly way to ask her out. The definition for corrosive is "bitingly sarcastic.", the definition for flaw is "An imperfection.", and the definition for obnoxious is "Highly offensive."