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 stifle is "to repress or discourage.", the definition for demeanor is "Behavior towards others.", and the definition for incumbent is "Necessary as a duty or responsibility."

The definition for drub is "To defeat decisively." Used in a sentence: The powerful young boxer drubbed the longtime champion. The definition for beneficial is "helpful.", the definition for benevolent is "Kind, helpful.", and the definition for incongruous is "Not harmonious, incompatible."

The definition for unscrupulous is "Lacking principles." Used in a sentence: The unscrupulous salesman was fired for lying to his customers. The definition for euphoria is "feeling of great happiness.", the definition for discern is "To recognize as separate as distinct.", and the definition for flourish is "To make bold, sweeping gestures."

The definition for extol is "To praise highly." Used in a sentence: The statesman extolled the ambassador who single–handedly negotiated the peace treaty. The definition for insolence is "boldness or rudeness.", the definition for gruff is "Rough or stern in manner or speech.", and the definition for colossal is "Immense, enormous."

The definition for pallid is "Lacking color." Used in a sentence: The nurse was worried by the patient's pallid face and shallow breathing. The definition for incongruous is "not harmonious, incompatible.", the definition for censure is "To find fault with.", and the definition for insolence is "Boldness or rudeness."