The definition for inviolable is "Secure from assault of trespass." Used in a sentence: Situated on a mountain, with sixteen–foot walls, the castle was inviolable. The definition for avian is "relating to birds.", the definition for fraud is "Trick.", and the definition for duplicity is "Deceptive thought, speech, or action."

The definition for implausible is "Unbelievable." Used in a sentence: Claudia's implausible excuse failed to convince her teacher. The definition for mandate is "an official order or commission to do something.", the definition for heed is "To pay attention to.", and the definition for epistolary is "Contained or carried on in letters."

The definition for comprehensible is "Understandable." Used in a sentence: Shannon spoke slowly so her directions would be comprehensible to her foreign visitor. The definition for corrosive is "bitingly sarcastic.", the definition for colossal is "Immense, enormous.", and the definition for drub is "To defeat decisively."

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 stifle is "to repress or discourage.", the definition for impenitent is "Lacking remorse.", and the definition for eloquent is "Fluent, expressive."

The definition for ploy is "A contrived plan." Used in a sentence: Sarah thought George's ploy of borrowing her notes was a cowardly way to ask her out. The definition for mundane is "practical, ordinary.", the definition for epistolary is "Contained or carried on in letters.", and the definition for inflammatory is "Tending to excite anger."