unfilmable
adjective
                                                                                                                            
                                                            un·film·able
                    
                                                                                                              
                                                                                                                                  ˌən-ˈfil-mə-bəl 
                                                      
                                                          
            
                                
              
          
                                                      : not fit or able to be adapted to movies : not filmable                                      
              
                             
an unfilmable novel
                         
                
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  Merriam-Webster unabridged




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