The word "intensenesses" refers to the degree of intensity or strength of something. It is a noun that represents the state of being intense. There are several synonyms for this word, including acuteness, severity, passion, zeal, power, force, and fervor. All of these words depict the intensity of a particular emotion or feeling. For instance, the acuteness of pain, the severity of a storm, the passion of love, the zeal of a dedicated individual, the power of a hurricane, the force of a lion's roar, and the fervor of religious belief. These synonyms all embody the idea of something being strong, focused, and concentrated.