humpbacked vs humped

humpbacked and humped both are adjectives.

Word	Noun	Adjective	Verb	Adverb
humpbacked	No	Yes	No	No
humped	No	Yes	No	No

As adjectives, humpbacked and humped are synonyms defined as:

humpbacked and humped: characteristic of or suffering from kyphosis, an abnormality of the vertebral column

Other synonyms of humpbacked include crookback, crookbacked, gibbous, hunchbacked, kyphotic.

humpbacked (adjective)	humped (adjective)
characteristic of or suffering from kyphosis, an abnormality of the vertebral column	characteristic of or suffering from kyphosis, an abnormality of the vertebral column