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 surplus is "excess.", the definition for pallid is "Lacking color.", and the definition for intricate is "Having complex and interrelated parts."

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 fidelity is "state of being faithful.", the definition for pretense is "False intention or purpose.", and the definition for prune is "To reduce by removing excess."

The definition for abate is "Become less in amount or intensity." Used in a sentence: Just when it seemed the rain would never stop, the storm suddenly began to abate. The definition for preclude is "to rule out in advance.", the definition for serenity is "Calmness.", and the definition for drub is "To defeat decisively."

The definition for straddle is "To favor opposing sides." Used in a sentence: Kia straddled the issue, not wanting to say whether James or Tara was right. The definition for benevolent is "kind, helpful.", the definition for incumbent is "Necessary as a duty or responsibility.", and the definition for extant is "Currently existing."

The definition for fidelity is "State of being faithful." Used in a sentence: Unlike her fickle friend Benji, May Belle was known for her fidelity. The definition for sociable is "inclined to seek companionship.", the definition for elate is "To fill with joy.", and the definition for avian is "Relating to birds."