Accounts payable and Expenditure

Accounts payable noun - A debtor's accounts of money he owes; normally arise from the purchase of products or services.

Expenditure and accounts payable are semantically related. In some cases you can use "Expenditure" instead a noun phrase "Accounts payable".

Expenditure noun - A payment made in the course of achieving a result.

Accounts payable and expenditure are semantically related. You can use "Accounts payable" instead a noun "Expenditure".