humped vs crookbacked

humped and crookbacked both are adjectives.

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

As adjectives, humped and crookbacked are synonyms defined as:

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

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

humped (adjective)	crookbacked (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