depreciation vs backslider

depreciation and backslider both are nouns.

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

depreciation (noun)	backslider (noun)
a decrease in price or value	someone who lapses into previous undesirable patterns of behavior
a communication that belittles somebody or something
decrease in value of an asset due to obsolescence or use