Sentence:  And when the Archbishop then at Edinburgh had heard that the man in chains had been treated more kindly that usual by his wife, which, however, she only used to do when, according to her custom, she had been indulging very freely in certain potations (such a sober lot are <WSD>Archbishopesses</WSD> among heretics), he sent for her, and desired that the martyr should even be deprived of this kindness. 
Meaning of the word marked with <WSD> tags:  The wife of an archbishop.