The definition for incisive is "Impressively direct and decisive." Used in a sentence: Samir's incisive leadership made him the natural choice for president of the company. The definition for onset is "beginning.", the definition for redouble is "To make twice as great.", and the definition for garish is "Offensively bright."

The definition for catastrophic is "Relating to extreme misfortune." Used in a sentence: The effects of the massive hurricane were catastrophic. The definition for pretentious is "making unjustified claims.", the definition for adversary is "One who opposes or resists.", and the definition for insinuate is "To suggest indirectly."

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 surplus is "excess.", the definition for stern is "Harsh, severe.", and the definition for dubious is "Questionable."

The definition for raucous is "Noisy, rowdy." Used in a sentence: Serena, who preferred quiet conversation, left the rancous party. The definition for incumbent is "necessary as a duty or responsibility.", the definition for promote is "To contribute to the growth or prosperity of.", and the definition for rehash is "To discuss again."

The definition for derivative is "Lacking originality." Used in a sentence: Critics panned the movie as a derivative version of last year's Best Picture. The definition for surplus is "excess.", the definition for gruff is "Rough or stern in manner or speech.", and the definition for promote is "To contribute to the growth or prosperity of."