W: (n) occupation [Related to: occupy] (the act of occupying or taking possession of a building) "occupation of a building without a certificate of occupancy is illegal"
W: (n) occupier [Related to: occupy] (someone who lives at a particular place for a prolonged period or who was born there)
W: (n) occupant [Related to: occupy] (someone who lives at a particular place for a prolonged period or who was born there)