Thesaurus.com
Dictionary.com
Definitions

hunchbacked

[huhnch-bakt] / ˈhʌntʃˌbækt /
ADJECTIVE
deformed
Synonyms
STRONGEST
awry bowed contorted damaged disfigured gnarled mangled misshapen scarred twisted warped
STRONG
bent blemished buckled cramped crooked curved disjointed distorted knotted maimed marred
WEAK
askew grotesque humpbacked ill-made irregular malformed misproportioned out of shape ugly
Antonyms
STRONGEST
straight untwisted
WEAK
beautified graceful improved shapely symmetrical

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.