occupant (n.)

• addressee
• boarder
• denizen
• dweller
• habitant
• hirer
• homesteader
• householder
• incumbent
• inhabitant
• inmate
• inpatient
• intern
• leaseholder
• lessee
• liver
• lodger
• occupier
• owner
• renter
• resident
• roomer
• sojourner
• squatter
• tenant