depreciation vs smart aleck

depreciation and smart aleck both are nouns.

Word	Noun	Adjective	Verb	Adverb
depreciation	Yes	No	No	No
smart aleck	Yes	No	No	No

depreciation (noun)	smart aleck (noun)
a decrease in price or value	an upstart who makes conceited, sardonic, insolent comments
a communication that belittles somebody or something
decrease in value of an asset due to obsolescence or use