usance vs economic consumption

usance and economic consumption both are nouns.

Word	Noun	Adjective	Verb	Adverb
usance	Yes	No	No	No
economic consumption	Yes	No	No	No

As nouns, usance and economic consumption are synonyms defined as:

usance and economic consumption: (economics) the utilization of economic goods to satisfy needs or in manufacturing

Other synonyms of usance include consumption, use, use of goods and services.

usance (noun)	economic consumption (noun)
accepted or habitual practice	(economics) the utilization of economic goods to satisfy needs or in manufacturing
(economics) the utilization of economic goods to satisfy needs or in manufacturing
the period of time permitted by commercial usage for the payment of a bill of exchange (especially a foreign bill of exchange)