The definition for apathetic is "Showing little or no emotion." Used in a sentence: Carmine was concerned about his usually cheerful brother's apathetic attitude. The definition for iridescent is "having a lustrous or attractivve quality.", the definition for apathetic is "Showing little or no emotion.", and the definition for buffer is "Protective barrier."

The definition for comparable is "Similar, equivalent." Used in a sentence: Helen will only accept something of comparable value for her ticket to the concert. The definition for negate is "to make invalid.", the definition for trove is "Valuable collection.", and the definition for benefactor is "One who offers financial help."

The definition for gravity is "Importance, significance." Used in a sentence: Understanding the gravity of his error, Ken offered his humblest apology. The definition for liability is "a person or thing whose presence or behavior is likely to cause embarrassment or put one at a disadvantage.", the definition for combustion is "Act of burning.", and the definition for condone is "To treat as acceptable."

The definition for gargantuan is "Gigantic." Used in a sentence: The gargantuan monster towered over the ten–story bulding. The definition for punctual is "on time.", the definition for pretense is "False intention or purpose.", and the definition for prominence is "Importance."

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 perception is "capacity for seeing or understanding.", the definition for prudent is "Marked by wisdom, shrewd.", and the definition for repel is "To resist, reject."