carper vs carp

carper and carp both are nouns.

Word	Noun	Adjective	Verb	Adverb
carper	Yes	No	No	No
carp	Yes	No	Yes	No

carper (noun)	carp (noun)
someone who constantly criticizes in a petty way	any of various freshwater fish of the family Cyprinidae
	the lean flesh of a fish that is often farmed; can be baked or braised

carper (verb)	carp (verb)
	raise trivial objections