practice of medicine vs transfuse

practice of medicine is a noun but transfuse is not a noun.

Word	Noun	Adjective	Verb	Adverb
practice of medicine	Yes	No	No	No
transfuse	No	No	Yes	No

practice of medicine (noun)	transfuse (noun)
the learned profession that is mastered by graduate training in a medical school and that is devoted to preventing or alleviating or curing diseases and injuries

practice of medicine (verb)	transfuse (verb)
	treat by applying evacuated cups to the patient's skin
	give a transfusion (e.g., of blood) to
	pour out of one vessel into another
	impart gradually