Definitions:
a point, period, or step in a process or development

a raised floor or platform, typically in a theatre, on which actors, entertainers, or speakers perform

a floor or level of a building or structure

(in chronostratigraphy) a range of strata corresponding to an age in time, forming a subdivision of a series

a stagecoach.

a place designated for a bus, taxi, or other public vehicle to stop and let passengers on and off; a bus stop or taxi rank

present a performance of (a play or other show)

style or furnish (a property for sale) in such a way as to enhance its attractiveness to potential buyers

diagnose or classify (a disease or patient) as having reached a particular stage in the expected progression of the disease