conventionalism vs convention

conventionalism and convention both are nouns.

Word	Noun	Adjective	Verb	Adverb
conventionalism	Yes	No	No	No
convention	Yes	No	No	No

As nouns, conventionalism and convention are synonyms defined as:

conventionalism and convention: orthodoxy as a consequence of being conventional

Other synonyms of conventionalism include conventionality.

conventionalism (noun)	convention (noun)
orthodoxy as a consequence of being conventional	the act of convening
	orthodoxy as a consequence of being conventional
	something regarded as a normative example
	(diplomacy) an international agreement
	a large formal assembly