accounts payable vs liabilities

accounts payable and liabilities both are nouns.

Word	Noun	Adjective	Verb	Adverb
accounts payable	Yes	No	No	No
liabilities	Yes	No	No	No

As nouns, liabilities is a hypernym of accounts payable; that is, liabilities is a word with a broader meaning than accounts payable:

accounts payable: a debtor's accounts of money he owes; normally arise from the purchase of products or services
liabilities: anything that is owed to someone else

accounts payable (noun)	liabilities (noun)
a debtor's accounts of money he owes; normally arise from the purchase of products or services	anything that is owed to someone else