The definition for commemorate is "To mark by a ceremony." Used in a sentence: Each year, the Franklins commemorate their anniversary by visiting the site of their first date. The definition for euphoria is "feeling of great happiness.", the definition for flaunt is "To display showily.", and the definition for mandate is "An official order or commission to do something."

The definition for corroborate is "To support with evidence." Used in a sentence: "Unless you can corroborate your story, it will not be admissible in court," the attorney told his client. The definition for demean is "to lower status.", the definition for abate is "Become less in amount or intensity.", and the definition for revoke is "To cancel by taking back."

The definition for fraud is "Trick." Used in a sentence: The con man's fraud involved selling swampland to gullible investors. The definition for combustion is "act of burning.", the definition for parity is "Equality.", and the definition for corroborate is "To support with evidence."

The definition for mundane is "Practical, ordinary." Used in a sentence: The flighty Caroline could not be troubled with mundane tasks such as paying her bills. The definition for authoritarian is "favoring absolute obedience to authority.", the definition for benefactor is "One who offers financial help.", and the definition for defiant is "Showing bold resistance."

The definition for unscrupulous is "Lacking principles." Used in a sentence: The unscrupulous salesman was fired for lying to his customers. The definition for manifest is "obvious.", the definition for incisive is "Impressively direct and decisive.", and the definition for flaunt is "To display showily."