Synonyms for Deficient

Synonyms starting with letter F

• faulty

  unsatisfactory, defective, imperfect
• flawed

  defective, unsatisfactory, faulty
• failing
• fragmentary
• found wanting

  imperfect
• feeble
• fractional
• faint
• few
• for the birds
• feeble-minded
• free
• fragmented
• flimsy
• fallacious
• futile
• foolish
• fallible
• frail
• false
• formless
• few bugs
• flat
• flat broke
• fewer
• free from
• fine
• fragmental
• fruitless
• finite
• forceless
• flabby
• fading
• filmy
• fail
• flashy
• faltering
• flagrant
• fake
• failed