There are many synonyms for the term "gentle breeze." For instance, the term "airy" is a suitable synonym, especially when referring to a gentle breeze that is pleasantly refreshing. Another synonym that could be used is "soft wind," which is another way to describe a breeze that is calm, yet still refreshing. Similarly, words such as "whispering," "billowing," and "mild" can also be used to describe a soft breeze. Sometimes, a gentle breeze can also be called a "zephyr," which refers to a light, gentle wind that often brings a sense of peace and tranquility. Overall, these synonyms can be helpful when describing the calming effect of a gentle breeze.