depreciation vs martinet

depreciation and martinet both are nouns.

Word	Noun	Adjective	Verb	Adverb
depreciation	Yes	No	No	No
martinet	Yes	No	No	No

depreciation (noun)	martinet (noun)
a decrease in price or value	someone who demands exact conformity to rules and forms
a communication that belittles somebody or something
decrease in value of an asset due to obsolescence or use