The term "unsuppler" refers to something that is rigid, inflexible, and difficult to stretch or bend. The antonyms for "unsuppler" are words that describe things that are more yielding and flexible. Some antonyms for "unsuppler" include supple, pliable, flexible, elastic, malleable, and adaptable. These words all suggest that something is easily bent, stretched, or molded into different shapes and forms. Antonyms such as supple and flexible are often used to describe physical objects like fabrics or materials, while words like adaptable or malleable may be used to describe people or circumstances that are easily influenced or altered.