The definition for pretense is "False intention or purpose." Used in a sentence: The jewel thief entered the mansion under the pretense of fixing a leaky faucet. The definition for raucous is "noisy, rowdy.", the definition for rancorous is "Marked by deep ill–will.", and the definition for impenitent is "Lacking remorse."

The definition for augment is "To make greater." Used in a sentence: Wanda read the dictionary every night to augment her vocabulary. The definition for flaw is "an imperfection.", the definition for polarize is "To break up into opposing groups.", and the definition for incongruous is "Not harmonious, incompatible."

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 fragile is "Delicate.", and the definition for avian is "Relating to birds."

The definition for illuminate is "To make clear." Used in a sentence: Her excellent lecture illuminated the complicated subject of nuclear physics. The definition for curtail is "to make less.", the definition for surplus is "Excess.", and the definition for incidental is "Minor."

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 intricate is "having complex and interrelated parts.", the definition for mandate is "An official order or commission to do something.", and the definition for entangle is "To involve in trouble."