derogation vs truant

derogation and truant both are nouns.

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

derogation (noun)	truant (noun)
(law) the partial taking away of the effectiveness of a law; a partial repeal or abolition of a law	one who is absent from school without permission
a communication that belittles somebody or something	someone who shirks duty

derogation (adjective)	truant (adjective)
	absent without permission