"Wert the air" is a phrase that can be used to describe something or someone as being insignificant or irrelevant. Instead of using these exact words, there are several synonyms that can be used depending on the context of the statement. Some possible synonyms include "not worth mentioning," "insignificant," "unimportant," "trivial," "inconsequential," "irrelevant," and "meaningless." All of these alternatives convey the same idea that something is not of significant value or worth. Depending on the tone and intention behind the statement, one choice of synonym may be more appropriate than another.