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 repentant is "feeling regret.", the definition for lurid is "Causing horror, shocking.", and the definition for implausible is "Unbelievable."

The definition for catastrophic is "Relating to extreme misfortune." Used in a sentence: The effects of the massive hurricane were catastrophic. The definition for archaic is "characteristic of an earlier time.", the definition for exalt is "To elevate by praise.", and the definition for gruff is "Rough or stern in manner or speech."

The definition for duplicity is "Deceptive thought, speech, or action." Used in a sentence: The life of an undercover detective is filed with necessary duplicity. The definition for inviolable is "secure from assault of trespass.", the definition for embellish is "To decorate.", and the definition for heed is "To pay attention to."

The definition for prune is "To reduce by removing excess." Used in a sentence: The candidate pruned his speech so he would not exceed the time limit. The definition for illuminate is "to make clear.", the definition for futile is "Without purpose, completely ineffective.", and the definition for repentant is "Feeling regret."

The definition for inauspicious is "Not favorable." Used in a sentence: Gary believed the black foreboding sky was an inauspicious sign. The definition for prominence is "importance.", the definition for absolve is "To forgive; to free from guilt.", and the definition for drub is "To defeat decisively."