derogation vs rat

derogation and rat both are nouns.

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

derogation (noun)	rat (noun)
(law) the partial taking away of the effectiveness of a law; a partial repeal or abolition of a law	any of various long-tailed rodents similar to but larger than a mouse
a communication that belittles somebody or something	a pad (usually made of hair) worn as part of a woman's coiffure
	a person who is deemed to be despicable or contemptible
	someone who works (or provides workers) during a strike
	one who reveals confidential information to the police or other authority

derogation (verb)	rat (verb)
	give away information about somebody
	catch rats, especially with dogs
	give (hair) the appearance of being fuller by using a rat
	desert one's party or group of friends, for example, for one's personal advantage
	take the place of work of someone on strike
	employ scabs or strike breakers in