bushwhack vs bushwhacker

bushwhack is not a noun while bushwhacker is a noun.

Word	Noun	Adjective	Verb	Adverb
bushwhack	No	No	Yes	No
bushwhacker	Yes	No	No	No

bushwhack (noun)	bushwhacker (noun)
	a disparaging term for an unsophisticated person
	a Confederate guerrilla during the American Civil War

bushwhack (verb)	bushwhacker (verb)
wait in hiding to attack
cut one's way through the woods or bush
live in the bush as a fugitive or as a guerilla