swaybacked vs dipped

swaybacked and dipped both are adjectives.

Word	Noun	Adjective	Verb	Adverb
swaybacked	No	Yes	No	No
dipped	No	Yes	No	No

As adjectives, swaybacked and dipped are synonyms defined as:

swaybacked and dipped: having abnormal sagging of the spine (especially in horses)

Other synonyms of swaybacked include lordotic, swayback.

swaybacked (adjective)	dipped (adjective)
having abnormal sagging of the spine (especially in horses)	having abnormal sagging of the spine (especially in horses)