aberrancy
noun
                                                                                                                            
                                                            ab·er·ran·cy
                    
                                                                                                              
                                                                                                                                  a-ˈber-ən(t)-sē  
                                                                                                                               
                                                                                                                              
            ə-,
                                                                                                                              -ˈbe-rən(t)-;
                                                                                                                                  ˈa-bə-rən(t)- -ˌber-ən(t)-,
                                                                                                                              -ˌbe-rən(t)-
                                                      
                                                          
            
               plural aberrancies            
        
    
                                
              
          
                                                      : the quality or state of being aberrant : deviation from what is known, usual, or expected                                      
              
                             
Sleep is a sophisticated behavior, just like walking and thinking, with its own set of age-related norms and plenty of room for idiosyncrasy, aberrancy and downright criminal behavior.— Abigail Zuger
Abigail Zuger
                         
                
                                
            also                
          
                                                      : an instance of such deviation                                       
              
                             
            It's presented in the media as if it's an aberrancy, when actually it's the rule.    — David Brown
David Brown          
                                       But each song follows the rules of the genre it is spoofing, with no aberrancies beyond the lyrics, and the song lyrics are always meant to rhyme.    — Tex Kerschen
Tex Kerschen          
                         
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  Merriam-Webster unabridged




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