preoccupancy

The act or right of occupying a place beforehand or in advance.

The state of being preoccupied or engrossed; preoccupation.

The act of taking possession before another; preoccupation: as, the preoccupancy of unoccupied land.

The right of taking possession before others: as, to have the preoccupancy of land by right of discovery.

The act or right of taking possession before another.

The act or right of taking possession before another.

the act of taking occupancy before someone else does

the mental state of being preoccupied by something