traumatology vs accident surgery

traumatology and accident surgery both are nouns.

Word	Noun	Adjective	Verb	Adverb
traumatology	Yes	No	No	No
accident surgery	Yes	No	No	No

As nouns, traumatology and accident surgery are synonyms defined as:

traumatology and accident surgery: the branch of medicine that deals with the surgical repair of injuries and wounds arising from accidents

traumatology (noun)	accident surgery (noun)
the branch of medicine that deals with the surgical repair of injuries and wounds arising from accidents	the branch of medicine that deals with the surgical repair of injuries and wounds arising from accidents