Hunchback

from WordNet (r) 3.0 (2006)

hunchback
    n 1: an abnormal backward curve to the vertebral column [syn:
         {kyphosis}, {humpback}, {hunchback}]
    2: a person whose back is hunched because of abnormal curvature
       of the upper spine [syn: {humpback}, {hunchback},
       {crookback}]

from The Collaborative International Dictionary of English v.0.48

Hunchback \Hunch"back`\, n. [Cf. {Humpback}.]
   A back with a hunch or hump; also, a hunchbacked person.
   [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

30 Moby Thesaurus words for "hunchback":
      bowlegs, camelback, cleft palate, clubfoot, crookback, defacement,
      deformation, deformity, disfigurement, flatfoot, freakishness,
      harelip, humpback, knock-knee, kyphosis, lordosis, malconformation,
      malformation, misproportion, misshape, monstrosity, mutilation,
      splayfoot, swayback, talipes, teratology, torticollis, truncation,
      valgus, wryneck

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