preprepared
adjective
                                                                                                                            
                                                            pre·pre·pared
                    
                                                                                                              
                                                                                                                                  ˌprē-pri-ˈperd  
                                                      
                                                          
            
            variants  
 or pre-prepared
        
    
                                
              
          
                                                      : prepared in advance                                      
              
                             
preprepared ingredients
                                       microwaved a preprepared meal
                                       a preprepared public announcement
                         
                
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  Merriam-Webster unabridged




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