medicine vs infusion

medicine and infusion both are nouns.

Word	Noun	Adjective	Verb	Adverb
medicine	Yes	No	Yes	No
infusion	Yes	No	No	No

medicine (noun)	infusion (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	(medicine) the passive introduction of a substance (a fluid or drug or electrolyte) into a vein or between tissues (as by gravitational force)
punishment for one's actions	the act of infusing or introducing a certain modifying element or quality
(medicine) something that treats or prevents or alleviates the symptoms of disease	the process of extracting certain active properties (as a drug from a plant) by steeping or soaking (usually in water)
the branches of medical science that deal with nonsurgical techniques	a solution obtained by steeping or soaking a substance (usually in water)

medicine (verb)	infusion (verb)
treat medicinally, treat with medicine