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 parity is "equality.", the definition for raucous is "Noisy, rowdy.", and the definition for duplicity is "Deceptive thought, speech, or action."

The definition for periodic is "Occurring at regular intervals." Used in a sentence: The periodic innterruptions of the cuckoo clock prevented Li from concentrating. The definition for stifle is "to repress or discourage.", the definition for methodical is "Performed in an orderly manner.", and the definition for rail is "To scold in harsh language."

The definition for adversary is "One who opposes or resists." Used in a sentence: Franklin hoped to defeat his adversary in the afternoon's tennis match. The definition for revive is "to bring back to life.", the definition for retroactive is "effective as of a prior time or condition.", and the definition for lurid is "Causing horror, shocking."

The definition for extant is "Currently existing." Used in a sentence: Some consider Clint Eastwood the greatest extant American director. The definition for inviolable is "secure from assault of trespass.", the definition for surplus is "Excess.", and the definition for garish is "Offensively bright."

The definition for fickle is "Lacking constancy, changeable." Used in a sentence: The fickle Senji had a new best friend every month. The definition for eloquent is "fluent, expressive.", the definition for epistolary is "Contained or carried on in letters.", and the definition for inflammatory is "Tending to excite anger."