Innovational is a term that describes something innovative or groundbreaking. The concept of innovation is central to the success of any business, product or service. However, there are also times when the opposite of innovation is what's needed. Some antonyms for innovational might include traditional, conventional, customary, or routine. These words describe something that is not new or inventive but rather something that has been done before. While innovational is associated with change and progress, its antonyms connote a familiarity and comfort that can sometimes be essential. So, while innovation may be the key to growth, there are times when sticking to what works best can be equally important.