1. Lack of an adequate quantity or number
   "the inadequacy of unemployment benefits"
   - insufficiency, deficiency 
2. A lack of competence
   "juvenile offences often reflect an inadequacy in the parents"
   - insufficiency 
3. Unsatisfactoriness by virtue of being inadequate
   - inadequateness

Derived forms: inadequacies

Type of: amount, failing, unsatisfactoriness, weakness

Antonym: adequacy

Encyclopedia: Inadequacy

• winnow
• winnow out
• winnower
• winnowing
• wino
• Winslow
• Winslow Homer
• winsome
• winsomely
• winsomeness
• Winston Churchill
• Winston S. Churchill
• Winston-Salem
• winter
• winter aconite
• winter cherry
• winter cress
• winter crookneck
• winter crookneck squash
• winter currant
• winter fern
• winter flounder
• winter flowering cherry
• winter hazel
• winter heath