mumbled; mumbling
                                        ˈməm-b(ə-)liŋ 
    
            
        
    
                                
              
          
                                                      : to utter words in a low confused indistinct manner : mutter                                      
                
                    
1
                    
                                          
              
          
                                                      : to utter with a low inarticulate voice                                      
                
                    
2
                    
                                          
              
          
                                                      : to chew or bite with or as if with toothless gums                                      
                
                    
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  Merriam-Webster unabridged




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