depreciation vs pudden-head

depreciation and pudden-head both are nouns.

Word	Noun	Adjective	Verb	Adverb
depreciation	Yes	No	No	No
pudden-head	Yes	No	No	No

depreciation (noun)	pudden-head (noun)
a decrease in price or value	a person who is not very bright
a communication that belittles somebody or something
decrease in value of an asset due to obsolescence or use