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 commemorate is "to mark by a ceremony.", the definition for derivative is "Lacking originality.", and the definition for stern is "Harsh, severe."

The definition for scapegoat is "Someone who bears the blame for others." Used in a sentence: Audrey used her innocent baby brother as a scapegoat for the missing cookies. The definition for beneficial is "helpful.", the definition for obnoxious is "Highly offensive.", and the definition for implement is "To carry out or accomplish."

The definition for mandate is "An official order or commission to do something." Used in a sentence: Martha reluctantly obeyed the mandate to vacate her apartment. The definition for buffer is "protective barrier.", the definition for eloquent is "Fluent, expressive.", and the definition for benevolent is "Kind, helpful."

The definition for entangle is "To involve in trouble." Used in a sentence: Jonah regretted entangling Parker in his legal difficulties. The definition for lurid is "causing horror, shocking.", the definition for fraud is "Trick.", and the definition for benevolent is "Kind, helpful."

The definition for straddle is "To favor opposing sides." Used in a sentence: Kia straddled the issue, not wanting to say whether James or Tara was right. The definition for incumbent is "necessary as a duty or responsibility.", the definition for incidental is "Minor.", and the definition for serenity is "Calmness."