ringer vs derogation

ringer and derogation both are nouns.

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

ringer (noun)	derogation (noun)
(horseshoes) the successful throw of a horseshoe or quoit so as to encircle a stake or peg	(law) the partial taking away of the effectiveness of a law; a partial repeal or abolition of a law
a contestant entered in a competition under false pretenses	a communication that belittles somebody or something
a person who is almost identical to another
a person who rings church bells (as for summoning the congregation)