throw up vs honk

throw up is not a noun while honk is a noun.

Word	Noun	Adjective	Verb	Adverb
throw up	No	No	Yes	No
honk	Yes	No	Yes	No

As verbs, throw up and honk are synonyms defined as:

Other synonyms of throw up include barf, be sick, cast, cat, chuck, disgorge, puke, purge, regorge, regurgitate, retch, sick, spew, spue, upchuck, vomit, vomit up.

throw up (noun)	honk (noun)
	the cry of a goose (or any sound resembling this)

throw up (verb)	honk (verb)
eject the contents of the stomach through the mouth	eject the contents of the stomach through the mouth
	cry like a goose
	use the horn of a car
	make a strident noise