Answer: frankpledge

AnswerCrossword Clue
frankpledgesystem of dividing a community into tithings or groups of ten men, each member of which was responsible for the conduct of the other members of his group and for the assurance that a member charged with a breach of the law would be produced at court
frankpledgemember of a tithing
frankpledgea system of sureties under Old English law by which each adult member of a tithing was held responsible for the good conduct of the others
frankpledgethe tithing itself