kill vs croak

kill and croak both are nouns.

Word	Noun	Adjective	Verb	Adverb
kill	Yes	No	Yes	No
croak	Yes	No	Yes	No

kill (noun)	croak (noun)
the act of terminating a life	a harsh hoarse utterance (as of a frog)
the destruction of an enemy plane or ship or tank or missile
the body of an animal, or bodies of animals, killed by a person or another animal

kill (verb)	croak (verb)
mark for deletion, rub off, or erase	pass from physical life and lose all bodily attributes and functions necessary to sustain life
destroy a vitally essential quality of or in	make complaining remarks or noises under one's breath
cause to cease operating	utter a hoarse sound, like a raven
tire out completely
end or extinguish by forceful means
drink down entirely
cause to die; put to death, usually intentionally or knowingly
cause the death of, without intention
deprive of life
hit with great force
hit with so much force as to make a return impossible, in racket games
overwhelm with hilarity, pleasure, or admiration
be the source of great pain for
thwart the passage of
be fatal