Dr. vs doctor-patient relation

Dr. and doctor-patient relation both are nouns.

Word	Noun	Adjective	Verb	Adverb
Dr.	Yes	No	No	No
doctor-patient relation	Yes	No	No	No

Dr. (noun)	doctor-patient relation (noun)
a licensed medical practitioner	the responsibility of a physician to act in the best interests of the patient
a person who holds Ph.D. degree (or the equivalent) from an academic institution