Allod
（重定向自Allodium）
An allod (Old Low Franconian allōd ‘fully owned estate’, from all ‘full, entire’ and ōd ‘estate’, Medieval Latin allodium), also allodial land or allodium, refers, in the law of the Middle Ages and early Modern Period and especially within the Holy Roman Empire, to a freehold estate in land over which the allodial landowner (allodiary) had full ownership and right of alienation.