The word "alivenesses" may not be familiar to many people, but there are several synonyms that can convey the same meaning. Some examples include vitality, energy, liveliness, exuberance, vigor, zest, enthusiasm, and sprightliness. These words describe a state of being full of life, with a sense of vivacity and dynamism. Using these synonyms can add variety and depth to your writing, whether you are describing a person, an animal, or even an inanimate object that seems to possess a certain level of "aliveness." By choosing the right synonym, you can create a more vivid and engaging narrative that resonates with your readers.