bill-me order vs credit order

bill-me order and credit order both are nouns.

Word	Noun	Adjective	Verb	Adverb
bill-me order	Yes	No	No	No
credit order	Yes	No	No	No

As nouns, bill-me order and credit order are synonyms defined as:

bill-me order and credit order: an order that is received without payment; requires billing at a later date

bill-me order (noun)	credit order (noun)
an order that is received without payment; requires billing at a later date	an order that is received without payment; requires billing at a later date