orthopedist vs orthopaedist

orthopedist and orthopaedist both are nouns.

Word	Noun	Adjective	Verb	Adverb
orthopedist	Yes	No	No	No
orthopaedist	Yes	No	No	No

As nouns, orthopedist and orthopaedist are synonyms defined as:

orthopedist and orthopaedist: a specialist in correcting deformities of the skeletal system (especially in children)

orthopedist (noun)	orthopaedist (noun)
a specialist in correcting deformities of the skeletal system (especially in children)	a specialist in correcting deformities of the skeletal system (especially in children)