1. The quality or state of being monstrous; extreme ugliness, deformity, or abnormality.
Usage: Plural form of monstrousness; Often used in formal or literary contexts
2. The quality of being shockingly evil, cruel, or immoral; extreme wickedness.
Usage: Plural form of monstrousness; Often used to describe moral or behavioral extremes

Examples

• The monstrousnesses of the dictator's regime shocked the international community.
• The artist explored the monstrousnesses of human nature in her paintings.
• Historical accounts documented the monstrousnesses committed during the war.
• The film depicted various monstrousnesses both physical and psychological.
• Critics debated the monstrousnesses portrayed in the controversial novel.
• The monstrousnesses of the creature's appearance terrified the villagers.