Breakaway is a term that refers to the act of SECESSION or separation from a larger group. It can refer to a political movement, such as a nation breaking away from a larger union, or it can refer to an individual or group leaving a larger organization. The crossword solutions for this term are 'SECESSION' (9 letters) and 'SEPARATIST' (10 letters). Both words refer to the act of breaking away from a larger group, but SECESSION specifically refers to a political act, while SEPARATIST refers to any act of separation.