spending vs outgo

spending and outgo both are nouns.

Word	Noun	Adjective	Verb	Adverb
spending	Yes	No	No	No
outgo	Yes	No	Yes	No

As nouns, spending and outgo are synonyms defined as:

Other synonyms of spending include expenditure, outlay.

spending (noun)	outgo (noun)
the act of spending or disbursing money	money paid out; an amount spent
money paid out; an amount spent

spending (verb)	outgo (verb)
	be or do something to a greater degree