disaffiliate
verb
                                                                                                                            
                                                            dis·af·fil·i·ate
                    
                                                                                                              
                                                                                                                                  ˌdis-ə-ˈfi-lē-ˌāt 
                                                      
                                                          
            
            
              disaffiliated; disaffiliating; disaffiliates            
        
    
                                
              
          
                                                      : to terminate an affiliation                                      
                
                    
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  Merriam-Webster unabridged




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