The definition for implausible is "Unbelievable." Used in a sentence: Claudia's implausible excuse failed to convince her teacher. The definition for egotist is "self–important person.", 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 rehash is "To discuss again."

The definition for benefactor is "One who offers financial help." Used in a sentence: Michael's aunt and benefactor paid his college tuition. The definition for incongruous is "not harmonious, incompatible.", the definition for buffer is "Protective barrier.", and the definition for oblivious is "Lacking awareness."

The definition for immoderate is "Beyond usual or proper limits." Used in a sentence: Bob's immoderate appetite shocked the guests at the wedding banquet. The definition for interminable is "never ending, or seemingly endless.", the definition for genial is "Sympathetic, friendly.", and the definition for gravity is "Importance, significance."

The definition for dubious is "Questionable." Used in a sentence: Karl found Kevin's claim that he was sick dubious, as he had just seen him playing football. The definition for colossal is "immense, enormous.", the definition for comprehensible is "Understandable.", and the definition for straddle is "To favor opposing sides."

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 flourish is "to make bold, sweeping gestures.", the definition for redouble is "To make twice as great.", and the definition for disdain is "Feeling of contempt."