vomit up vs upchuck

vomit up and upchuck both are verbs.

Word	Noun	Adjective	Verb	Adverb
vomit up	No	No	Yes	No
upchuck	No	No	Yes	No

As verbs, vomit up and upchuck are synonyms defined as:

vomit up and upchuck: eject the contents of the stomach through the mouth

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

vomit up (verb)	upchuck (verb)
eject the contents of the stomach through the mouth	eject the contents of the stomach through the mouth