transfer payment vs expenditure

transfer payment and expenditure both are nouns.

Word	Noun	Adjective	Verb	Adverb
transfer payment	Yes	No	No	No
expenditure	Yes	No	No	No

As nouns, expenditure is a hypernym of transfer payment; that is, expenditure is a word with a broader meaning than transfer payment:

transfer payment: a public expenditure (as for unemployment compensation or veteran's benefits) that is not for goods and services
expenditure: money paid out; an amount spent

Other hypernyms of transfer payment include outgo, outlay, spending.

transfer payment (noun)	expenditure (noun)
a public expenditure (as for unemployment compensation or veteran's benefits) that is not for goods and services	the act of spending money for goods or services
	the act of consuming something
	money paid out; an amount spent