roughness
noun /ˈrʌfnəs/
  /ˈrʌfnəs/
[uncountable]- the quality of having a surface that is not even or regular- the roughness of the terrain
- skin roughness
 
- treatment that is not gentle or careful- His guard alternated from roughness and threats to leaving him alone.
 
- the fact of having a lot of violence or crime- the roughness of the streets
 
- the fact of having large and dangerous waves- the roughness of the sea
 
- the fact of being difficult or unpleasant synonym toughness- the roughness of life in those hard times