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 heed is "to pay attention to.", the definition for periodic is "Occurring at regular intervals.", and the definition for genial is "Sympathetic, friendly."

The definition for stifle is "To repress or discourage." Used in a sentence: Amy tried ineffectively to stifle her giggles after she read Susan's note in class. The definition for opportune is "suitable or convenient.", the definition for onset is "Beginning.", and the definition for abate is "Become less in amount or intensity."

The definition for ploy is "A contrived plan." Used in a sentence: Sarah thought George's ploy of borrowing her notes was a cowardly way to ask her out. The definition for implausible is "unbelievable.", the definition for incidental is "Minor.", and the definition for insolence is "Boldness or rudeness."

The definition for nurture is "To further the development of." Used in a sentence: Our cat made a nest of blankets to nurture her newborn kittens. The definition for parity is "equality.", the definition for heed is "To pay attention to.", and the definition for diffident is "Lacking self–confidence."

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 appraise is "to evaluate the worth of.", the definition for drab is "Dull, monotonous.", and the definition for polarize is "To break up into opposing groups."