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)

• helistop
• helistops
• helium
• heliums
• helium speech
• helix
• helixes
• he'll
• hell
• Hell
• hellacious
• Helladic
• hellbender
• hellbenders
• hell-bent
• hell-black
• hell-born
• hell-box
• hell-boxes
• hell-bred
• hell-broth
• hell-broths
• hellcat
• melanotropins
• melanous