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)

• Coombs test
• coomceiled
• coomed
• coomier
• coomiest
• cooming
• cooms
• coomy
• coon
• cooncan
• cooncans
• coondog
• coonhound
• coonhounds
• coons
• coonskin
• coonskins
• coon-song
• coon-songs
• coontie
• coonties
• coonty
• co-op
• coop
• cooped