seriousness
//ˈsɪəriəsnəs//
Noun
1
The quality or state of being serious; earnestness or gravity of manner, thought, or purpose.
The seriousness in her voice made everyone pay attention.
2
The quality of requiring careful consideration or attention due to importance or potential consequences.
The seriousness of the situation required immediate action.
3
The severity or critical nature of a situation, condition, or problem.
The doctor explained the seriousness of her condition.