Romans 6 Vocabulary:
Grace: Undeserved favor or benefit (Source: Wikipedia.Org)Mastery: Controlled by, as by one who is your master (Source: Merriam-Webster.Com)
Instruments: The tool by which an act is accomplished (Source: Vocabulary.Com)
Wickedness: Morally wrong and/or intending to cause harm (Source: MacmillanDictionary.Com)