derogation vs slapdash

derogation is a noun but slapdash is not a noun.

Word	Noun	Adjective	Verb	Adverb
derogation	Yes	No	No	No
slapdash	No	Yes	No	Yes

derogation (noun)	slapdash (noun)
(law) the partial taking away of the effectiveness of a law; a partial repeal or abolition of a law
a communication that belittles somebody or something

derogation (adjective)	slapdash (adjective)
	marked by great carelessness

derogation (adverb)	slapdash (adverb)
	in a careless or reckless manner
	directly