azure vs cerulean

azure and cerulean both are nouns.

Word	Noun	Adjective	Verb	Adverb
azure	Yes	Yes	Yes	No
cerulean	Yes	Yes	No	No

As adjectives, azure and cerulean are synonyms defined as:

azure and cerulean: of a deep somewhat purplish blue color similar to that of a clear October sky

Other synonyms of azure include bright blue, sky-blue.

As nouns, azure and cerulean are synonyms defined as:

Other synonyms of azure include lazuline, sapphire, sky-blue.

azure (noun)	cerulean (noun)
a light shade of blue	a light shade of blue

azure (adjective)	cerulean (adjective)
of a deep somewhat purplish blue color similar to that of a clear October sky	of a deep somewhat purplish blue color similar to that of a clear October sky

azure (verb)	cerulean (verb)
color azure