on a lower floor of a building, especially the ground floor of a house:
downstairs
you put onto a toothbrush to clean your teeth
toothpaste
a part of a building that is below the level of the first floor
basement
How do we call this?
lift
to clean something using water
wash
where you can live
flat
something that is outside of a building or house above the ground,
balcony
place, usually in a bathroom,
shower
you walk on this in a room
floor
the first part inside a house, apartment building, school
hall
on the top of the house
roof
toward or on the higher floor or floors of a building
upstairs
a building that people, usually one family, live in
house