nastiness

1. Lack of cleanliness. (uncountable)
2. Dirt, filth. (uncountable)
3. Indecency; corruption; unkindness, meanness, spite, harshness, cruelty. (uncountable)
4. Unpleasantness, disagreeableness (to the senses). (uncountable)
5. A nasty action, object, quality, etc. (all senses of nasty). (countable)

الجمع nastinesses