insufficient /in-sə-fishˈənt/

1. Not sufficient
2. Inadequate
3. Lacking (obsolete)

insufficˈiency noun

1. The state of being insufficient (also rare insufficˈience)
2. The inability of an organ or part to function normally (medicine)

• southings
• southland
• southlander
• southlanders
• southlands
• southmost
• southpaw
• southpaws
• south polar
• south pole
• south poles
• southron
• Southron
• southrons
• Southroun
• souths
• southsay
• South Sea
• South Seas
• south-seeking
• south-south-east
• south-south-west
• southward
• southwardly
• southwards