There are several antonyms for the term "vesiculobullous skin disease," as this refers to a type of skin condition characterized by the formation of blisters and/or fluid-filled sacs on the skin. Some antonyms for this term may include conditions such as "dermatitis," which refers to inflammation of the skin, or "eczema," which refers to a chronic, itchy skin condition. Additionally, conditions such as "psoriasis," which involves the development of thick, scaly patches on the skin, or "rosacea," which causes redness and pimples on the face, may also be considered antonyms of vesiculobullous skin disease. Ultimately, the specific antonym used may depend on the specific symptoms and characteristics of a given skin condition.