swears off
- renouncesFormally rejects or abandons
- quitsVoluntarily stops or departs
- abandonsCeases to support
- vowsSolemn binding promises
- abstainsDeliberately doesn't partake
forsakes · rejects · cold turkey · sobriety · temptation · willpower · pledge · oath · gives up · kicks · clean · sober · relapse · addiction · habit · vice · alcohol · cigarettes