What is another word for breathing passage?
Pronunciation: [bɹˈiːðɪŋ pˈasɪd͡ʒ] (IPA) 
The breathing passage is a commonly used term for the anatomical structure that allows air to pass in and out of the body. However, there are several synonyms for this term that can be used interchangeably. One synonym is "respiratory tract," which refers to the entire system of organs and tissues involved in breathing. Another synonym is "airway," which specifically refers to the passageway through which air travels. "Windpipe" and "trachea" are also synonymous with breathing passage. Whatever term is used, it's important to remember that the health of the respiratory system is vital to overall health and well-being.
