deformed

distorted, misshapen, disfigured, crippled, misproportioned, malformed, bowed, cramped, ill-proportioned, disjointed, awry, unseemly, ill-favored, dwarfed, hunchbacked, humpbacked, warped, misconceived, maimed, mangled, knock-kneed, splayfooted, pigeon-toed, bowlegged, bandylegged, crushed, unnatural in form, unshapely, clubfooted, curved, contorted, gnarled, askew, crooked, ill-made, grotesque, lame, irregular, sway-backed, lordotic; see also disabled, twisted 1, ugly 1.

Antonyms regular*, shapely*, well-formed.