High Quality Content by WIKIPEDIA articles! The phonology of the Turkish language describes the set of sounds and their relationships with one another in spoken Turkish. One characteristic feature of Turkish is a system of vowel harmony that distinguishes between front and back vowels. The majority of words in Turkish adhere to a system of only having one of the two groups. Consonants are also affected, with palatal stops being present with front vowels and velar stops existing with back ones. Further details are given below.