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 penurious is "extrememly stingy.", the definition for gargantuan is "Gigantic.", and the definition for mundane is "Practical, ordinary."

The definition for apathetic is "Showing little or no emotion." Used in a sentence: Carmine was concerned about his usually cheerful brother's apathetic attitude. The definition for gravity is "importance, significance.", the definition for gargantuan is "Gigantic.", and the definition for fickle is "Lacking constancy, changeable."

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 eulogy is "speech or writing in praise of deceased.", the definition for extant is "Currently existing.", and the definition for ploy is "A contrived plan."

The definition for iridescent is "Having a lustrous or attractivve quality." Used in a sentence: The movie star's iridescent presence charmed even the hardened reporter. The definition for meticulous is "extrememly careful regarding details.", the definition for recrimination is "A retaliatory accusation.", and the definition for antidote is "Something that relieves or counteracts."

The definition for demeanor is "Behavior towards others." Used in a sentence: Carlos was well liked because of his charming demeanor. The definition for impenitent is "lacking remorse.", the definition for refurbish is "To brighten or freshen.", and the definition for nurture is "To further the development of."