(1)相互关系；共同关系；连续关系
即法律关系，指在契约当事人、遗嘱执行人与立遗嘱人、财产转让人与受让人、继承人与被继承人、主债务人与担保人等法律关系当事人之间存在的对同一财产权利的相互关系、共同关系或连续关系。

(2)私下知悉；知情；暗中参与

• Indefinitum supplet locum universalis.
• indelicacy
• in delicto
• indemnatus
• indemnification
• indemnificatus
• indemnifying bond
• indemnis
• indemnitee
• indemnities
• indemnitor
• indemnity
• Indemnity Acts
• indemnity against liability
• indemnity and guaranty
• indemnity belt
• indemnity bond
• indemnity contract
• indemnity for damage to the person
• indemnity insurance
• indemnity lands
• indemnity mortgage
• indemnity policy
• indemnity provision
• indempnis