document vs preamble

document and preamble both are nouns.

Word	Noun	Adjective	Verb	Adverb
document	Yes	No	Yes	No
preamble	Yes	No	Yes	No

document (noun)	preamble (noun)
anything serving as a representation of a person's thinking by means of symbolic marks	a preliminary introduction to a statute or constitution (usually explaining its purpose)
writing that provides information (especially information of an official nature)
(computer science) a computer file that contains text (and possibly formatting instructions) using seven-bit ASCII characters
a written account of ownership or obligation

document (verb)	preamble (verb)
support or supply with references	make a preliminary introduction, usually to a formal document
record in detail