depreciation vs Gorilla gorilla

depreciation and Gorilla gorilla both are nouns.

Word	Noun	Adjective	Verb	Adverb
depreciation	Yes	No	No	No
Gorilla gorilla	Yes	No	No	No

depreciation (noun)	Gorilla gorilla (noun)
a decrease in price or value	largest anthropoid ape; terrestrial and vegetarian; of forests of central west Africa
a communication that belittles somebody or something
decrease in value of an asset due to obsolescence or use