medicine vs irrigation

medicine and irrigation both are nouns.

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

medicine (noun)	irrigation (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	supplying dry land with water by means of ditches etc
punishment for one's actions	(medicine) cleaning a wound or body organ by flushing or washing out with water or a medicated solution
(medicine) something that treats or prevents or alleviates the symptoms of disease
the branches of medical science that deal with nonsurgical techniques

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