Cases of word usage

1) a slight rise in the middle of a surface (e.g. of a road) (camber)

2) the upper or overhead surface of a room (ceiling)

3) (of an outline or surface) curved inwards like the inner surface of a bowl (concave)

4) the fatty or oily part of milk which rises to the surface and can be made into butter (cream)

5) (a piece of) the hard surface of bread or of a pie or tart (crust)

6) to spoil the appearance of (something) by marking or damaging the surface (deface)

7) a hollow place in a hard surface as made by a blow or by pressure (dent)

8) the state of being depressed; a hollow place in the surface of something, especially the ground (depression)

9) the state of being deep; distance from the top down, from the front to the back, from the surface inwards (depth)

10) dry powder from soil, waste etc on the surface of objects, blown about by the wind etc (dust)