audit vs bottom line

audit and bottom line both are nouns.

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

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

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