The definition for duplicity is "Deceptive thought, speech, or action." Used in a sentence: The life of an undercover detective is filed with necessary duplicity. The definition for serenity is "calmness.", the definition for gargantuan is "Gigantic.", and the definition for mandate is "An official order or commission to do something."

The definition for penurious is "Extrememly stingy." Used in a sentence: Ebenezer Scrooge was most penurious, refusing to give even a penny to charity. The definition for extol is "to praise highly.", the definition for insolence is "Boldness or rudeness.", and the definition for colossal is "Immense, enormous."

The definition for aerate is "To supply with air." Used in a sentence: Every spring, Soloman used his tiller to aerate the compact soil. The definition for futile is "without purpose, completely ineffective.", the definition for derelict is "Abandoned.", and the definition for censure is "To find fault with."

The definition for procrastinate is "To put off intentionally." Used in a sentence: Yvonne's father urged, "Don't procrastinate. Clean your room right away." The definition for combustion is "act of burning.", the definition for exalt is "To elevate by praise.", and the definition for pretense is "False intention or purpose."

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 precept is "a general rule of action.", the definition for mundane is "Practical, ordinary.", and the definition for corrective is "Intended to correct."