chronological record vs annals

chronological record and annals both are nouns.

Word	Noun	Adjective	Verb	Adverb
chronological record	Yes	No	No	No
annals	Yes	No	No	No

As nouns, chronological record and annals are synonyms defined as:

chronological record and annals: a chronological account of events in successive years

chronological record (noun)	annals (noun)
a chronological account of events in successive years	a chronological account of events in successive years
	reports of the work of a society or learned body etc