consumption vs expenditure

consumption and expenditure both are nouns.

Word	Noun	Adjective	Verb	Adverb
consumption	Yes	No	No	No
expenditure	Yes	No	No	No

As nouns, consumption and expenditure are synonyms defined as:

Other synonyms of consumption include using up.

consumption (noun)	expenditure (noun)
the act of consuming something	the act of spending money for goods or services
the process of taking food into the body through the mouth (as by eating)	the act of consuming something
(economics) the utilization of economic goods to satisfy needs or in manufacturing	money paid out; an amount spent
involving the lungs with progressive wasting of the body