The definition for implausible is "Unbelievable." Used in a sentence: Claudia's implausible excuse failed to convince her teacher. The definition for melodious is "having a pleasing melody.", the definition for rehash is "To discuss again.", and the definition for iridescent is "Having a lustrous or attractivve quality."

The definition for appraise is "To evaluate the worth of." Used in a sentence: Simone, an expert in African sculpture, was asked to appraise the ambassador's collection of masks. The definition for exasperation is "the state of being irritated.", the definition for beneficial is "Helpful.", and the definition for illuminate is "To make clear."

The definition for garish is "Offensively bright." Used in a sentence: The garish wallpaper offended Jerome, who preferred subtle colors. The definition for pallid is "lacking color.", the definition for intricate is "Having complex and interrelated parts.", and the definition for catastrophic is "Relating to extreme misfortune."

The definition for impenitent is "Lacking remorse." Used in a sentence: The impenitent criminal received a harsh penalty, but his remorseful accomplice was released. The definition for flourish is "to make bold, sweeping gestures.", the definition for apathetic is "Showing little or no emotion.", and the definition for buffoonery is "Foolish behavior."

The definition for scamper is "To run quickly." Used in a sentence: The frightened kitten scampered away from the butterfly. The definition for interminable is "never ending, or seemingly endless.", the definition for gravity is "Importance, significance.", and the definition for induce is "To influence or cause."