longanimous vs patient

longanimous is not a noun while patient is a noun.

Word	Noun	Adjective	Verb	Adverb
longanimous	No	Yes	No	No
patient	Yes	Yes	No	No

longanimous (noun)	patient (noun)
	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

longanimous (adjective)	patient (adjective)
showing patient and unruffled self-control and restraint under adversity; slow to retaliate or express resentment	enduring trying circumstances with even temper or characterized by such endurance