The definition for inauspicious is "Not favorable." Used in a sentence: Gary believed the black foreboding sky was an inauspicious sign. The definition for untenable is "not able to be defended.", the definition for redouble is "To make twice as great.", and the definition for authoritarian is "Favoring absolute obedience to authority."

The definition for repel is "To resist, reject." Used in a sentence: The soldiers made a massive charge to repel the invaders. The definition for supple is "flexible.", the definition for drub is "To defeat decisively.", and the definition for duplicity is "Deceptive thought, speech, or action."

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 procrastinate is "to put off intentionally.", the definition for heinous is "Shockingly evil.", and the definition for flaw is "An imperfection."

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 iridescent is "having a lustrous or attractivve quality.", the definition for epistolary is "Contained or carried on in letters.", and the definition for inauspicious is "Not favorable."

The definition for mediate is "To come between parties in order to reconcile." Used in a sentence: The diplomatic Henry was able to mediate between the quarreling sisters. The definition for lurid is "causing horror, shocking.", the definition for garish is "Offensively bright.", and the definition for frugal is "Thrifty, cheap."