crookbacked vs gibbous

crookbacked and gibbous both are adjectives.

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

As adjectives, crookbacked and gibbous are synonyms defined as:

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

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

crookbacked (adjective)	gibbous (adjective)
characteristic of or suffering from kyphosis, an abnormality of the vertebral column	(used of the moon) more than half full
	characteristic of or suffering from kyphosis, an abnormality of the vertebral column