space, area, room / (typography) space (a piece of type used to separate words) / (typography) an interglyph space (space between glyphs) / outer space

overcrowded

(demography) overcrowding, crowded / tightly packed (e.g. schedule)

to sit, to have a seat.

an electric multiple unit train

(graphical user interface) a workspace

unused or unusable space, usually in a house

a tram (UK), a streetcar/trolley (US)

train fare

a tram, a streetcar (passenger vehicle)