Dr. vs medico

Dr. and medico both are nouns.

Word	Noun	Adjective	Verb	Adverb
Dr.	Yes	No	No	No
medico	Yes	No	No	No

As nouns, Dr. and medico are synonyms defined as:

Other synonyms of Dr. include doc, doctor, MD, physician.

Dr. (noun)	medico (noun)
a licensed medical practitioner	a licensed medical practitioner
a person who holds Ph.D. degree (or the equivalent) from an academic institution	a student in medical school