traditionalism
noun
                                                                                                                            
                                                            tra·di·tion·al·ism
                    
                                                                                                              
                                                                                                                                  trə-ˈdi-sh(ə-)nə-ˌli-zəm  
                                                      
                                                          
            1
                    
                                          
              
          
                                                      : adherence to the doctrines or practices of a tradition                                      
                
                    
2
                    
                                          
              
          
                                                      : the beliefs of those opposed to modernism, liberalism, progressivism, or radicalism                                      
                
                    
                                                      traditionalist
                                      adjective
                                                                            
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  Merriam-Webster unabridged




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