There are several synonyms pertaining to the uncommon word "unhale". While this term may not be commonly used, alternatives can help convey a similar meaning. Words such as "exhale", "breathe out" or "expire" all refer to the act of letting out a breath. These synonyms imply the opposite of inhaling or breathing in, representing the process of releasing air from the lungs. Additionally, terms like "emit", "discharge" or "emanate" could be employed metaphorically to describe the release or venting of emotions or ideas. It is important to note that although "unhale" may not have a direct synonym, utilizing these alternatives can effectively express similar concepts.