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 promote is "to contribute to the growth or prosperity of.", the definition for rhapsody is "State of great happiness.", and the definition for raucous is "Noisy, rowdy."

The definition for retroactive is "effective as of a prior time or condition." Used in a sentence: The retroactive law made even past infractions punishable. The definition for rancorous is "marked by deep ill–will.", the definition for incumbent is "Necessary as a duty or responsibility.", and the definition for scapegoat is "Someone who bears the blame for others."

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 epistolary is "contained or carried on in letters.", the definition for anthology is "A collection of selected literary pieces.", and the definition for obnoxious is "Highly offensive."

The definition for proximity is "Closeness." Used in a sentence: The proximity of Tia's house to school meant that she could walk there in five minutes. The definition for melee is "a tumultuous fight among several people.", the definition for illuminate is "To make clear.", and the definition for combative is "Eager to fight."

The definition for pomp is "Showy display." Used in a sentence: Jan couldn't help enjoying the pomp of the elaborate wedding ceremony. The definition for futile is "without purpose, completely ineffective.", the definition for composed is "Calm.", and the definition for stern is "Harsh, severe."