This course focuses on the classification of vowel phonemes in the Uzbek language, analyzing its historical development and system of vowels. Mundarija Kirish. 6 I bob. Hozirgi o‘zbek adabiy tilining unli tovushlar tizimi. 7 1.1. Unlilar va ularning tarixiy taraqqiyoti. 7 1.2. Hozirgi o‘zbek adabiy tili vokalizmi. 13 II bob. Unli fonemalar tasnifi. 18 2.1. Lablarning ishtirokiga ko‘ra unli fonemalar tasnifi. 18 2.2. Tilning vertikal (tik) harakatiga ko‘ra unlilar tasnifi. 22 2.3. Tilning gorizantal (yotiq) harakatiga ko‘ra unlilar tasnifi. 23 XULOSA.. 25 FOYDALANILGAN ADABIYOTLAR: 26