accord vs convention

accord and convention both are nouns.

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

As nouns, convention is a hyponym of accord; that is, convention is a word with a more specific, narrower meaning than accord:

Other hyponyms of accord include alliance, commercial treaty, pacification, peace, peace treaty.

accord (noun)	convention (noun)
sympathetic compatibility	the act of convening
concurrence of opinion	orthodoxy as a consequence of being conventional
a written agreement between two states or sovereigns	something regarded as a normative example
harmony of people's opinions or actions or characters	(diplomacy) an international agreement
	a large formal assembly

accord (verb)	convention (verb)
allow to have
go together