Orange Order vs Association of Orangemen

Orange Order and Association of Orangemen both are nouns.

Word	Noun	Adjective	Verb	Adverb
Orange Order	Yes	No	No	No
Association of Orangemen	Yes	No	No	No

As nouns, Orange Order and Association of Orangemen are synonyms defined as:

Orange Order and Association of Orangemen: a Protestant political organization in Northern Ireland

Orange Order (noun)	Association of Orangemen (noun)
a Protestant political organization in Northern Ireland	a Protestant political organization in Northern Ireland