Peter Tiersma (Loyola Law School Los Angeles) has posted
Roots of the Law: The Origins of Legal Concepts, Institutions, and Language on SSRN. Here is the abstract:
This is the first part of a planned encyclopedic dictionary of the history of the language of law, as well as legal concepts and institutions. It contains entries beginning with the letter A, including abandon, abate, accomplice, accuse, acquit, admiralty, adultery, aiding and abetting, alimony, Anglo-Saxon law, animal, arraign, arson, assault, attorney, and many others.