effete

  1. no longer fertile
  2. a: having lost character, vitality, or strength; … macrophages that recycle used iron from effete red cells” — Nancy C. Andrews; b: marked by weakness or decadence; c: soft or delicate from or as if from a pampered existence; also: characteristic of an effete person
  3. effeminate, “a good-humored, effete boy brought up by maiden aunts” — Herman Wouk

— Merriam-Webster