depreciation vs pinhead

depreciation and pinhead both are nouns.

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

depreciation (noun)	pinhead (noun)
a decrease in price or value	the head of a pin
a communication that belittles somebody or something	an ignorant or foolish person
decrease in value of an asset due to obsolescence or use