attorney-at-law vs law lord

attorney-at-law

noun
  • A lawyer qualified to represent in court a party to a lawsuit. 

law lord

noun
  • A judge of the Court of Session. 

  • One of the Lords of Appeal in Ordinary, a group of judges appointed under the Appellate Jurisdiction Act 1876 to the British House of Lords in order to exercise its judicial function. 

How often have the words attorney-at-law and law lord occurred in a corpus of books? (source: Google Ngram Viewer )