Main entry: down the stairs, downstairs, on a lower floor, below
Definition: on a floor below
Usage: the tenants live downstairs
Antonyms: on a higher floor, up the stairs, upstairs
Definition: on a floor above
Main entry: below
Definition: at a later place
Usage: see below
Main entry: to a lower place, below, beneath, at a lower place
Definition: in or to a place that is lower
Antonyms: above, to a higher place, in a higher place, higher up
Definition: in or to a place that is higher