accountant

someone trained to work out what a company or a single person earns, owes and pays

One who is skilled in, keeps, or adjusts, accounts; an officer in a public office, who has charge of the accounts.

One whose profession includes organizing, maintaining and auditing the records of another. The records are usually, but not always, financial records.

One who renders account; one accountable.

(euphemistic) A sex worker, particularly one who does not want to be publicized as one.

(no longer used) Accountable.