nastiness
noun /ˈnɑːstinəs/
/ˈnæstinəs/
[uncountable]- unkind or unpleasant behaviour or comments synonym meanness
- the sheer nastiness of their attitude
- the fact of being very bad, unpleasant or dangerous
- Life for many people at that time was chiefly made up of grime, dirt, disease and general nastiness.