Abstract
This research aims to describe the form, function, and impact of cursing speech acts in Subulussalam society, especially Singkil speakers. Using a descriptive qualitative approach, this research analyzes data in the form of paragraphs containing cursing speech acts. Data were collected through in-depth interviews with selected informants from January to February 2024. The results showed that cursing speech acts in Subulussalam society have various forms, ranging from words, phrases, and clauses. Functionally, curses not only function to express negative emotions, but can also be used as a means of humor, euphemism, or even daily habits. The impact of the use of cursing also varies, ranging from being a lesson, to triggering anger, lowering self-confidence, and hurting feelings.