Wilms' tumor vs embryoma of the kidney

Wilms' tumor and embryoma of the kidney both are nouns.

Word	Noun	Adjective	Verb	Adverb
Wilms' tumor	Yes	No	No	No
embryoma of the kidney	Yes	No	No	No

As nouns, Wilms' tumor and embryoma of the kidney are synonyms defined as:

Wilms' tumor and embryoma of the kidney: malignant renal tumor of young children characterized by hypertension and blood in the urine and the presence of a palpable mass

Other synonyms of Wilms' tumor include adenomyosarcoma, nephroblastoma, Wilms tumour.

Wilms' tumor (noun)	embryoma of the kidney (noun)
malignant renal tumor of young children characterized by hypertension and blood in the urine and the presence of a palpable mass	malignant renal tumor of young children characterized by hypertension and blood in the urine and the presence of a palpable mass