depreciation vs Uncle Tom

depreciation and Uncle Tom both are nouns.

Word	Noun	Adjective	Verb	Adverb
depreciation	Yes	No	No	No
Uncle Tom	Yes	No	No	No

depreciation (noun)	Uncle Tom (noun)
a decrease in price or value	a servile black character in a novel by Harriet Beecher Stowe
a communication that belittles somebody or something	a servile black character in a novel by Harriet Beecher Stowe
decrease in value of an asset due to obsolescence or use	(ethnic slur) offensive and derogatory name for a Black man who is abjectly servile and deferential to Whites