faible

noun
  1. A weakness or slight flaw in someone's character or behavior. noun
    He has a faible for sweets, which often leads him to indulge in desserts.
    Her faible for procrastination sometimes affects her work performance.
  2. A special fondness or liking for something. noun
    She has a faible for vintage clothing, often spending weekends at thrift stores.
    His faible for classical music is evident in his extensive collection of records.