burnup vs slang

burnup and slang both are nouns.

Word	Noun	Adjective	Verb	Adverb
burnup	Yes	No	No	No
slang	Yes	No	Yes	No

burnup (noun)	slang (noun)
the amount of fuel used up (as in a nuclear reactor)	a characteristic language of a particular group (as among thieves)
a high-speed motorcycle race on a public road	informal language consisting of words and expressions that are not considered appropriate for formal occasions; often vituperative or vulgar