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 obnoxious is "highly offensive.", the definition for distortion is "The act of twisting out of shape.", and the definition for redouble is "To make twice as great."

The definition for preclude is "To rule out in advance." Used in a sentence: "Having cake now will preclude dessert later," said Amber's mother. The definition for polarize is "to break up into opposing groups.", the definition for insolence is "Boldness or rudeness.", and the definition for facade is "false or superficial appearance."

The definition for adversary is "One who opposes or resists." Used in a sentence: Franklin hoped to defeat his adversary in the afternoon's tennis match. The definition for combative is "eager to fight.", the definition for proximity is "Closeness.", and the definition for untenable is "Not able to be defended."

The definition for benevolent is "Kind, helpful." Used in a sentence: Sherman revealed his benevolent side when he offered to help Carter with his homework. The definition for demean is "to lower status.", the definition for incumbent is "Necessary as a duty or responsibility.", and the definition for mandate is "An official order or commission to do something."

The definition for retroactive is "effective as of a prior time or condition." Used in a sentence: The retroactive law made even past infractions punishable. The definition for promote is "to contribute to the growth or prosperity of.", the definition for fraud is "Trick.", and the definition for augment is "To make greater."