transfusion vs transfuse

transfusion is a noun but transfuse is not a noun.

Word	Noun	Adjective	Verb	Adverb
transfusion	Yes	No	No	No
transfuse	No	No	Yes	No

transfusion (noun)	transfuse (noun)
the introduction of blood or blood plasma into a vein or artery
the action of pouring a liquid from one vessel to another

transfusion (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