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1. Interrupt before its natural or planned end
   - cut short, break short
    
2. Prevent completion
   "break off the negotiations"
   - break, discontinue, stop
    
3. Break off (a piece from a whole)
   - chip, chip off, come off, break away
    
4. Break a piece from a whole
   - break, snap off
    
5. Break a small piece off from
   - chip, knap, cut off

Derived forms: broken off, breaks off, breaking off, broke off

See also: break

Type of: break, cut, detach, divide, end, interrupt, part, separate, terminate