WordNet (r) 3.0 (2006):

cerebral palsy
    n 1: a loss or deficiency of motor control with involuntary
         spasms caused by permanent brain damage present at birth
         [syn: cerebral palsy, spastic paralysis]

Moby Thesaurus II by Grady Ward, 1.0:

32 Moby Thesaurus words for "cerebral palsy":
   MS, amyotrophic lateral sclerosis, brain disease, cephalalgia,
   chorea, emotional disorder, epilepsy, falling sickness,
   glossopharyngeal neuralgia, headache, herpes zoster, ischialgia,
   migraine, multiple sclerosis, nervous disorder, neuralgia,
   neuritis, neuropathy, organic psychosis, palsy, polyneuritis,
   pressure neuropathy, priapism, radiculitis, sciatic neuritis,
   sciatica, shaking palsy, shingles, spastic paralysis, the jerks,
   tic douloureux, toxic psychosis