bottom line vs audit

bottom line and audit both are nouns.

Word	Noun	Adjective	Verb	Adverb
bottom line	Yes	No	No	No
audit	Yes	No	Yes	No

bottom line (noun)	audit (noun)
the decisive point	a methodical examination or review of a condition or situation
the last line in an audit; the line that shows profit or loss	an inspection of the accounting procedures and records by a trained accountant or CPA

bottom line (verb)	audit (verb)
	attend academic courses without getting credit
	examine carefully for accuracy with the intent of verification