(1)附条件的权利
只有基于正当理由〔justification〕才能行使的权利，与不论动机或损害与否皆可行使的绝对权利〔absolute right〕相对。
(→common right)

(2)限定财产权(→qualified interest)

• album breve
• album judicum
• Albus Liber
• alcaide
• alcalde
• alcalde mayor
• alcaldes ordinarios
• Alcohol Administration Act
• alcoholic content
• alcoholic hallucinosis
• alcoholic liquors
• alcoholic principle
• alcoholism
• al common ley
• al contrary
• alderman
• aldermannus
• aldermannus civitatis vel burgi
• aldermannus comitatus
• aldermannus hundredi seu wapentachii
• aldermannus regis
• aldermannus totius Angliae
• alea
• aleator
• aleatory contract