fiefdom (n.)

• claim
• colony
• dependency
• feud
• freehold
• hold
• holding
• lease
• leasehold
• mandate
• occupancy
• occupation
• owning
• possession
• preoccupancy
• preoccupation
• prepossession
• prescription
• property
• socage
• squatting
• sublease
• tenancy
• tenantry
• tenure
• title