occupancy

noun

1. (countable, uncountable)The act of occupying, the state of being occupied or the state of being an occupant or tenant.
2. (countable, uncountable)The period of time during which someone rents or otherwise occupies certain land or premises.

   “They had a five-year occupancy on the house.”

3. (countable, uncountable)The specific use to which something occupied is put.

   “This building is for residential occupancy.”

4. (countable, uncountable)The expected frequency of a state.