medicine vs chelation

medicine and chelation both are nouns.

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

medicine (noun)	chelation (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	the process of forming a ring by forming one or more hydrogen bonds
punishment for one's actions	(medicine) the process of removing a heavy metal from the bloodstream by means of a chelate as in treating lead or mercury poisoning
(medicine) something that treats or prevents or alleviates the symptoms of disease
the branches of medical science that deal with nonsurgical techniques

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