Cases of word usage

1) a uniformed porter at the entrance to a hotel, large shop etc (commissionaire)

2) a movable flat object that closes the entrance to a room, cupboard etc (door)

3) a large hall, e.g. an entrance hall in a hotel, cinema etc (foyer)

4) a (usually) long space into which the main entrance or front door of a building opens (hall)

5) a large room inside the entrance (to a building) (lobby)

6) a small house, especially one at the entrance to the grounds of a large house; a small house for temporary use (lodge)

7) a roofed doorway or entrance to a building (porch)

8) a roof on pillars, especially at the entrance of a building (portico)