rebutter vs pleading

rebutter and pleading both are nouns.

Word	Noun	Adjective	Verb	Adverb
rebutter	Yes	No	No	No
pleading	Yes	Yes	No	No

As nouns, pleading is a hypernym of rebutter; that is, pleading is a word with a broader meaning than rebutter:

rebutter: (law) a pleading by the defendant in reply to a plaintiff's surrejoinder
pleading: (law) a statement in legal and logical form stating something on behalf of a party to a legal proceeding

rebutter (noun)	pleading (noun)
(law) a pleading by the defendant in reply to a plaintiff's surrejoinder	(law) a statement in legal and logical form stating something on behalf of a party to a legal proceeding
a debater who refutes or disproves by offering contrary evidence or argument

rebutter (adjective)	pleading (adjective)
	begging