floater vs derogation

floater and derogation both are nouns.

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

floater (noun)	derogation (noun)
an insurance policy covering loss of movable property (e.g. jewelry) regardless of its location	(law) the partial taking away of the effectiveness of a law; a partial repeal or abolition of a law
an object that floats or is capable of floating	a communication that belittles somebody or something
a swimmer who floats in the water
a wanderer who has no established residence or visible means of support
a voter who votes illegally at different polling places in the same election
an employee who is reassigned from job to job as needed
a debt instrument with a variable interest rate tied to some other interest rate (e.g. the rate paid by T-bills)
spots before the eyes caused by opaque cell fragments in the vitreous humor and lens