Malformation

(n.) Ill formation; irregular or anomalous formation; abnormal or wrong conformation or structure.

Thesaurus Entries

absurdity, anticness, bizarreness, bizarrerie, bowlegs, camelback, cleft palate, clubfoot, crookback, curiousness, defacement, deformation, deformity, disfigurement, distortion, fantasticality, flatfoot, freakishness, grotesqueness, grotesquerie, harelip, humpback, hunchback, knock-knee, kyphosis, lordosis, malconformation, misproportion, misshape, monstrosity, monstrousness, mutilation, oddity, outlandishness, peculiarity, quaintness, queerness, singularity, splayfoot, strangeness, swayback, talipes, teratism, teratology, torticollis, truncation, valgus, weirdness, wryneck