depreciation vs self-gratification

depreciation and self-gratification both are nouns.

Word	Noun	Adjective	Verb	Adverb
depreciation	Yes	No	No	No
self-gratification	Yes	No	No	No

depreciation (noun)	self-gratification (noun)
a decrease in price or value	the act of satisfying your own desires and giving yourself pleasure
a communication that belittles somebody or something	indiscipline with regard to sensuous pleasures
decrease in value of an asset due to obsolescence or use