Definition of fickleness noun from the Oxford Advanced Learner's Dictionary

     

    fickleness

     noun
    noun
    BrE BrE//ˈfɪklnəs//
     
    ; NAmE NAmE//ˈfɪklnəs//
     
    [uncountable](disapproving)
     
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  1. 1the quality of changing often and suddenly the fickleness of the English climate
  2. 2the quality of often changing your mind in an unreasonable way so that people cannot rely on you the fickleness of young lovers