nurse-patient relation vs patient

nurse-patient relation and patient both are nouns.

Word	Noun	Adjective	Verb	Adverb
nurse-patient relation	Yes	No	No	No
patient	Yes	Yes	No	No

nurse-patient relation (noun)	patient (noun)
the responsibility of a nurse to act in the best interests of the patient	the semantic role of an entity that is not the agent but is directly involved in or affected by the happening denoted by the verb in the clause
	a person who requires medical care

nurse-patient relation (adjective)	patient (adjective)
	enduring trying circumstances with even temper or characterized by such endurance