The definition for surplus is "Excess." Used in a sentence: Trevor decided to freeze the surplus chili for next week's tailgate party. The definition for derivative is "lacking originality.", the definition for comprehensible is "Understandable.", and the definition for iridescent is "Having a lustrous or attractivve quality."

The definition for opportune is "Suitable or convenient." Used in a sentence: Quan stepped onto the platform at the most opportune time, just as the train pulled in. The definition for unscrupulous is "lacking principles.", the definition for illuminate is "To make clear.", and the definition for derelict is "Abandoned."

The definition for combative is "Eager to fight." Used in a sentence: The teacher suggested the combative student channel his aggression into boxing. The definition for indecorous is "in bad taste.", the definition for corroborate is "To support with evidence.", and the definition for futile is "Without purpose, completely ineffective."

The definition for raucous is "Noisy, rowdy." Used in a sentence: Serena, who preferred quiet conversation, left the rancous party. The definition for hedonism is "belief that pleasure is the sole aim of life.", the definition for melee is "A tumultuous fight among several people.", and the definition for mundane is "Practical, ordinary."

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 pretentious is "making unjustified claims.", the definition for plaudits is "Enthusiastic approval.", and the definition for manifest is "Obvious."