pump priming vs disbursal

pump priming and disbursal both are nouns.

Word	Noun	Adjective	Verb	Adverb
pump priming	Yes	No	No	No
disbursal	Yes	No	No	No

As nouns, disbursal is a hypernym of pump priming; that is, disbursal is a word with a broader meaning than pump priming:

pump priming: spending money raised by borrowing; used by governments to stimulate their economy
disbursal: the act of spending or disbursing money

Other hypernyms of pump priming include disbursement, outlay, spending.

pump priming (noun)	disbursal (noun)
introducing water into a pump to improve the seal and start the water flowing	the act of spending or disbursing money
spending money raised by borrowing; used by governments to stimulate their economy	amounts paid for goods and services that may be currently tax deductible (as opposed to capital expenditures)