The definition for futile is "Without purpose, completely ineffective." Used in a sentence: Arguing with Andrew is futile because he never changes his mind. The definition for unscrupulous is "lacking principles.", the definition for gravity is "Importance, significance.", and the definition for polarize is "To break up into opposing groups."

The definition for rail is "To scold in harsh language." Used in a sentence: Clay began to cry as his irate manager railed at him for missing the deadline. The definition for camaraderie is "spirit of friendship.", the definition for salvage is "To save from ruin.", and the definition for incumbent is "Necessary as a duty or responsibility."

The definition for rehash is "To discuss again." Used in a sentence: "Sandra," said her mother, "I am tired of rehashing this same topic over and over." The definition for parity is "equality.", the definition for incongruous is "Not harmonious, incompatible.", and the definition for gruff is "Rough or stern in manner or speech."

The definition for lurid is "Causing horror, shocking." Used in a sentence: The lurid photos of the crime scene upset the jury. The definition for scapegoat is "someone who bears the blame for others.", the definition for frugal is "Thrifty, cheap.", and the definition for corrosive is "Bitingly sarcastic."

The definition for catastrophic is "Relating to extreme misfortune." Used in a sentence: The effects of the massive hurricane were catastrophic. The definition for corroborate is "to support with evidence.", the definition for fidelity is "State of being faithful.", and the definition for insolence is "Boldness or rudeness."