"Dure" is a French word that has several synonyms in the English language. Some of the common synonyms for "dure" are hard, tough, strong, durable, robust, sturdy, and unyielding. Each of these synonyms represents the sense of lasting or enduring, which is the essence of the word "dure." While "hard" and "tough" also convey a sense of difficulty or resistance, "durable," "sturdy," and "robust" emphasize the ability of something to withstand wear and tear over time. "Unyielding" implies inflexibility or stubbornness, while still conveying the sense of being able to withstand pressure or stress. Overall, each of these synonyms offers a slightly different shade of meaning to help describe things that are "dure".