👉 The term "proextension" refers to the process of extending a word or phrase by adding an additional syllable at the end. Proextensions are often used in English and have been around for centuries, but they became more common in the 20th century as the rise of phonetics led to the development of new forms of speech. Proextensions can be classified into two main categories: synthetic proextensions and natural proextensions. Synthetic proextensions are those that are created by adding a syllable