utterer vs depreciation

utterer and depreciation both are nouns.

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

utterer (noun)	depreciation (noun)
someone who expresses in language; someone who talks (especially someone who delivers a public speech or someone especially garrulous)	a decrease in price or value
someone who circulates forged banknotes or counterfeit coins	a communication that belittles somebody or something
an organism that can utter vocal sounds	decrease in value of an asset due to obsolescence or use