This study aimed to analyze the phonological idiosyncrasy features of the Kawayan dialect in Southern Negros, Philippines. Nine purposively identified native speakers based on the selection criteria in the rural areas of Cauayan, Hinoba-an, and Sipalay City in Negros Occidental. This study employed a qualitative text analysis method using transcripts of face-to-face interviews and other interactions between the researcher and native speakers. Phonological features and segmental sounds of the Kawayan dialect focused on examining the phonetic features of the dialect.