Lacking constancy or firmness of character; prone to change


US English

UK English

Part of speech



capricious, inconstant, unreliable, unsteady, flighty


constant, reliable, dependable, steadfast, resolute

Example sentences

  • The fickle friend changed her mind about the plan multiple times.
  • His inconstant behavior made it difficult for others to trust him.
  • The unreliable employee was often late or absent from work.


The word “fickle” is used to describe someone who lacks constancy or firmness of character and is prone to change. It is often used to suggest a lack of reliability or consistency, and may be seen as being capricious or unsteady. The word is often used in a negative context, indicating a lack of dependability or stability. A person who is described as “fickle” may be seen as being inconstant or flighty, and is not necessarily viewed as being reliable or steadfas