This well-established text on Linguistics has been thoroughly studied especially the Phonological Features of Inor, the language which genetically belongs to the Ethiopian Semitic Languages, in the Outer South Ethiopic branch, particularly to the Peripheral Western Gurage. This text introduces new aspects of the genetic belongingness of the language, Phonetics (Phonemic Inventory of Consonants and Vowels), Phonology, (Phonotactics, Syllable structures of the Language, Morpho-phonological Processes) and some Morphological features of Inor. It mainly discusses the phonological processes of the language – how vowels and consonants interact within the course of speech production. Inor has peculiar phonological processes than other Ethio-Semitic languages. Labialization, Nasalization, Palatalization, and Vowel changes are the common features of the language.