feebleminded

from WordNet (r) 3.0 (2006)

feebleminded
    adj 1: retarded in intellectual development [syn: {backward},
           {half-witted}, {slow-witted}, {feebleminded}]

from The Collaborative International Dictionary of English v.0.48

Feeble-minded \Fee"ble-mind"ed\, a.
   Weak in intellectual power; wanting firmness or constancy;
   irresolute; vacillating; imbecile. "comfort the
   feeble-minded." --1 Thess. v. 14. -- {Fee"ble-mind"ed*ness},
   n.
   [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

20 Moby Thesaurus words for "feeble-minded":
      boneheaded, deficient, dim-witted, dull-witted, dumb, empty-headed,
      exceptional, idiotic, imbecilic, mentally defective, moronic,
      retarded, simple, slow-witted, stupid, subnormal, thick, vacant,
      weak-minded, witless

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