tough vs depreciation

tough and depreciation both are nouns.

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

tough (noun)	depreciation (noun)
an aggressive and violent young criminal	a decrease in price or value
a cruel and brutal fellow	a communication that belittles somebody or something
someone who learned to fight in the streets rather than being formally trained in the sport of boxing	decrease in value of an asset due to obsolescence or use

tough (adjective)	depreciation (adjective)
resistant to cutting or chewing
physically toughened
not given to gentleness or sentimentality
unfortunate or hard to bear
substantially made or constructed
feeling physical discomfort or pain (`tough' is occasionally used colloquially for `bad')
violent and lawless
very difficult; severely testing stamina or resolution
making great mental demands; hard to comprehend or solve or believe