The definition for implausible is "Unbelievable." Used in a sentence: Claudia's implausible excuse failed to convince her teacher. The definition for genial is "sympathetic, friendly.", the definition for periodic is "Occurring at regular intervals.", and the definition for immoderate is "Beyond usual or proper limits."

The definition for authoritarian is "Favoring absolute obedience to authority." Used in a sentence: Marco's authoritarian mother never allowed him to watch more than one hour of television a day. The definition for rail is "to scold in harsh language.", the definition for cunning is "Showing clever insight.", and the definition for negate is "To make invalid."

The definition for egotist is "Self–important person." Used in a sentence: Darren dreaded carpooling with the egotist Shelly, who talked about herself nonstop. The definition for rhapsody is "state of great happiness.", the definition for nurture is "To further the development of.", and the definition for lenient is "Mild or tolerant."

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 gruff is "rough or stern in manner or speech.", the definition for exalt is "To elevate by praise.", and the definition for melodious is "Having a pleasing melody."

The definition for extant is "Currently existing." Used in a sentence: Some consider Clint Eastwood the greatest extant American director. The definition for surplus is "excess.", the definition for salvage is "To save from ruin.", and the definition for cunning is "Showing clever insight."