a part of a house or other building enclosed by walls and a ceiling; a space that is or might be occupied, or that is enough for a purpose
space, range
Cases of word usage
1) to add ornament or decorations to a person, room etc (using Jewels etc) (adorn)
2) to make (a person, a room etc) beautiful (for a special occasion) (beautify)
3) a room or building for music, dancing and gambling (casino)
4) the upper or overhead surface of a room (ceiling)
5) a small room for one person (especially in a prison or a monastery) (cell)
6) an underground room for storing coal, wine etc (cellar)
7) a room especially a bedroom (chamber)
8) a small room for storing things (closet)
9) (a room or building used by) a society, group etc who come together as members for a particular purpose (club)
10) an underground room of a church (crypt)