stooped vs round-backed

stooped and round-backed both are adjectives.

Word	Noun	Adjective	Verb	Adverb
stooped	No	Yes	No	No
round-backed	No	Yes	No	No

As adjectives, stooped and round-backed are synonyms defined as:

stooped and round-backed: having the back and shoulders rounded; not erect

Other synonyms of stooped include crooked, hunched, round-shouldered, stooping.

stooped (adjective)	round-backed (adjective)
having the back and shoulders rounded; not erect	having the back and shoulders rounded; not erect