papillary tumor vs benign tumor

papillary tumor and benign tumor both are nouns.

Word	Noun	Adjective	Verb	Adverb
papillary tumor	Yes	No	No	No
benign tumor	Yes	No	No	No

As nouns, benign tumor is a hypernym of papillary tumor; that is, benign tumor is a word with a broader meaning than papillary tumor:

Other hypernyms of papillary tumor include benign tumour, nonmalignant neoplasm, nonmalignant tumor, nonmalignant tumour.

papillary tumor (noun)	benign tumor (noun)
a benign epithelial tumor forming a rounded mass	a tumor that is not cancerous