longanimity vs patience

longanimity and patience both are nouns.

Word	Noun	Adjective	Verb	Adverb
longanimity	Yes	No	No	No
patience	Yes	No	No	No

As nouns, longanimity and patience are synonyms defined as:

longanimity and patience: good-natured tolerance of delay or incompetence

Other synonyms of longanimity include forbearance.

longanimity (noun)	patience (noun)
good-natured tolerance of delay or incompetence	a card game played by one person
	good-natured tolerance of delay or incompetence