The word "airmailing" refers to sending letters, documents, or packages by air transport. Some synonyms for airmailing are "airfreight", "aircargo", "air post", "air delivery", "air transport" and "air parcel." These terms are commonly used in the transportation industry to refer to the delivery of goods and items by air. Airmailing is a quick, reliable and convenient way to send goods across long distances in a short time. It is often used for high-value items or time-sensitive material. With the rise of e-commerce and globalization, airmailing has become an essential service in the modern world.