frank·pledge /ˈfræŋkˌplɛʤ/
十家連保制,十戶
Frank·pledge n. O. Eng. Law (a) A pledge or surety for the good behavior of freemen, -- each freeman who was a member of an ancient decennary, tithing, or friborg, in England, being a pledge for the good conduct of the others, for the preservation of the public peace; a free surety. (b) The tithing itself.
The servants of the crown were not, as now, bound in frankpledge for each other. --Macaulay.
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