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 penurious is "extrememly stingy.", the definition for advantageous is "Giving an advantage.", and the definition for combative is "Eager to fight."

The definition for gravity is "Importance, significance." Used in a sentence: Understanding the gravity of his error, Ken offered his humblest apology. The definition for embellish is "to decorate.", the definition for corrosive is "Bitingly sarcastic.", and the definition for surplus is "Excess."

The definition for implausible is "Unbelievable." Used in a sentence: Claudia's implausible excuse failed to convince her teacher. The definition for melee is "a tumultuous fight among several people.", the definition for heinous is "Shockingly evil.", and the definition for distortion is "The act of twisting out of shape."

The definition for avian is "Relating to birds." Used in a sentence: The old man affectionately referred to pigeons as his "avian friends." The definition for ploy is "a contrived plan.", the definition for straddle is "To favor opposing sides.", and the definition for apathetic is "Showing little or no emotion."

The definition for gruff is "Rough or stern in manner or speech." Used in a sentence: Heidi's grandfather was gruff, barking stern orders and hardly smiling. The definition for prudent is "marked by wisdom, shrewd.", the definition for serenity is "Calmness.", and the definition for corrective is "Intended to correct."