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 liability is "a person or thing whose presence or behavior is likely to cause embarrassment or put one at a disadvantage.", the definition for colossal is "Immense, enormous.", and the definition for repentant is "Feeling regret."

The definition for negate is "To make invalid." Used in a sentence: Paula negated Tiffany's argument by proving that her main premise was false. The definition for cunning is "showing clever insight.", the definition for combustion is "Act of burning.", and the definition for repel is "To resist, reject."

The definition for ramble is "To wander, physically or in language." Used in a sentence: Professor Tan rambled during his lectures, frequently straying from the subject. The definition for incidental is "minor.", the definition for inviolable is "Secure from assault of trespass.", and the definition for lurid is "Causing horror, shocking."

The definition for salvage is "To save from ruin." Used in a sentence: After the fire, Mrs. Han tried to salvage her family photos from the wreckage. The definition for elusive is "hard to grasp.", the definition for implement is "To carry out or accomplish.", and the definition for inauspicious is "Not favorable."

The definition for polarize is "To break up into opposing groups." Used in a sentence: Thelma tended to polarize discussions rather than to encourage compromise. The definition for naive is "lacking worldy wisdom.", the definition for combustion is "Act of burning.", and the definition for intricate is "Having complex and interrelated parts."