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 flaw is "an imperfection.", the definition for distortion is "The act of twisting out of shape.", and the definition for incumbent is "Necessary as a duty or responsibility."

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 preclude is "to rule out in advance.", the definition for opportune is "Suitable or convenient.", and the definition for equitable is "Fair and equal."

The definition for condone is "To treat as acceptable." Used in a sentence: Crystal condoned her friend's late arrival because she found it hard to be on time herself. The definition for scamper is "to run quickly.", the definition for entangle is "To involve in trouble.", and the definition for futile is "Without purpose, completely ineffective."

The definition for melee is "A tumultuous fight among several people." Used in a sentence: After the game, a melee broke out between fans of the opposing teams. The definition for comparable is "similar, equivalent.", the definition for revoke is "To cancel by taking back.", and the definition for obnoxious is "Highly offensive."

The definition for onset is "Beginning." Used in a sentence: Crocuses bloom at the onset of spring, sometimes even before the snow melts. The definition for fraud is "trick.", the definition for flaunt is "To display showily.", and the definition for aesthete is "Person having or affecting sensitivity to beauty."