embryonal carcinosarcoma vs blastoma

embryonal carcinosarcoma and blastoma both are nouns.

Word	Noun	Adjective	Verb	Adverb
embryonal carcinosarcoma	Yes	No	No	No
blastoma	Yes	No	No	No

As nouns, embryonal carcinosarcoma and blastoma are synonyms defined as:

embryonal carcinosarcoma and blastoma: a tumor composed of immature undifferentiated cells

Other synonyms of embryonal carcinosarcoma include blastocytoma.

embryonal carcinosarcoma (noun)	blastoma (noun)
a tumor composed of immature undifferentiated cells	a tumor composed of immature undifferentiated cells