1. Marked by excessive self-indulgence and moral decay
   "a group of effete self-professed intellectuals"
   - decadent 
2. Lacking in power or forcefulness
   - ineffective, ineffectual, unable

See also: impotent, indulgent

• shieling
• shift
• shift key
• shift register
• shiftable
• shifter
• shiftily
• shiftiness
• shifting
• shiftless
• shiftlessness
• shifty
• shiga bacillus
• shigella
• Shigella dysentariae
• shigellosis
• Shih-Tzu
• Shiism
• shiitake
• shiitake mushroom
• shikari
• Shikoku
• shiksa
• shikse
• shill