Effete

[Sarah]

No longer capable of producing young, as an animal, or fruit,as the earth; hence, worn out with age; exhausted of energy;incapable of efficient action; no longer productive; barren; sterile.Effete results from virile efforts. Mrs. BrowningIf they find the old governments effete, worn out, . . . they mayseek new ones. Burke.

[Sarah]

(of a person) affected, overrefinded, and ineffectual: no longer capable of effective action...

[Julene]

weak and without much power:

[Tanya Shivari]

Affected and overly refined.