spontaneity
noun
                                                                                                                            
                                                            spon·ta·ne·i·ty
                    
                                                                                                              
                                                                                                                                  ˌspän-tə-ˈnē-ə-tē  -ˈnā-
                                                                                                                                  -ˈnā-  
                                                      
                                                          
            1
                    
                                          
              
          
                                                      : the quality or state of being spontaneous                                      
                
                    
2
                    
                                          
              
          
                                                      : voluntary or undetermined action or movement                                      
                
                                
            also                
          
                                                      : its source                                      
            
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  Merriam-Webster unabridged




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