endometrial cancer vs endometrial carcinoma

endometrial cancer and endometrial carcinoma both are nouns.

Word	Noun	Adjective	Verb	Adverb
endometrial cancer	Yes	No	No	No
endometrial carcinoma	Yes	No	No	No

As nouns, endometrial cancer and endometrial carcinoma are synonyms defined as:

endometrial cancer and endometrial carcinoma: cancer of the uterine lining

endometrial cancer (noun)	endometrial carcinoma (noun)
cancer of the uterine lining	cancer of the uterine lining