The definition for cunning is "Showing clever insight." Used in a sentence: The general devised a cunning strategy to outfox the enemy. The definition for refurbish is "to brighten or freshen.", the definition for beneficial is "Helpful.", and the definition for augment is "To make greater."

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 exalt is "to elevate by praise.", the definition for melodious is "Having a pleasing melody.", and the definition for archaic is "Characteristic of an earlier time."

The definition for revoke is "To cancel by taking back." Used in a sentence: After Kal's father revoked his allowance, he had no money for the movies. The definition for celebrated is "widely known, respected.", the definition for apathetic is "Showing little or no emotion.", and the definition for combustion is "Act of burning."

The definition for impenitent is "Lacking remorse." Used in a sentence: The impenitent criminal received a harsh penalty, but his remorseful accomplice was released. The definition for repentant is "feeling regret.", the definition for adversary is "One who opposes or resists.", and the definition for frugal is "Thrifty, cheap."

The definition for diffident is "Lacking self–confidence." Used in a sentence: The diffident student never raised her hand in class, even when she knew the answer. The definition for equitable is "fair and equal.", the definition for avian is "Relating to birds.", and the definition for surplus is "Excess."