Synonyms for Deficient

Synonyms starting with letter D

• defective

  better, imperfect, inadequate
• damaged

  imperfect, defective, faulty
• devoid
• destitute
• disappointing
• dissatisfactory

  inadequate
• depleted
• diminished

  reduction
• dreadful
• 

  dull
• diminutive
• downmarket
• displeasing
• dumb
• dense
• dim
• dopey
• doltish
• duff
• deplorable
• dismal
• disorganized
• defeated
• declining
• diddly
• downer
• dummy
• dazed
• dry
• debased
• distorted
• dilettante
• dabbling
• dud
• disfigured
• drained
• deprived
• distressing
• disquieting
• disturbing