The definition for catastrophic is "Relating to extreme misfortune." Used in a sentence: The effects of the massive hurricane were catastrophic. The definition for impenitent is "lacking remorse.", the definition for indecorous is "In bad taste.", and the definition for rhapsody is "State of great happiness."

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 parity is "equality.", the definition for rail is "To scold in harsh language.", and the definition for periodic is "Occurring at regular intervals."

The definition for diffident is "Lacking self–confidence." Used in a sentence: The diffident student never raised her hand in class, even when she knew the answer. The definition for embellish is "to decorate.", the definition for liability is "A person or thing whose presence or behavior is likely to cause embarrassment or put one at a disadvantage.", and the definition for buffoonery is "Foolish behavior."

The definition for epitaph is "Brief statement honoring a dead person." Used in a sentence: "Beloved by all,"" was the epitaph Edgar chose for his wife's tombstone. The definition for implausible is "unbelievable.", the definition for periodic is "Occurring at regular intervals.", and the definition for repentant is "Feeling regret."

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 insinuate is "to suggest indirectly.", the definition for extant is "Currently existing.", and the definition for supple is "Flexible."