ipecac vs vomit

ipecac and vomit both are nouns.

Word	Noun	Adjective	Verb	Adverb
ipecac	Yes	No	No	No
vomit	Yes	No	Yes	No

As nouns, vomit is a hypernym of ipecac; that is, vomit is a word with a broader meaning than ipecac:

ipecac: a medicinal drug used to evoke vomiting (especially in cases of drug overdose or poisoning)
vomit: a medicine that induces nausea and vomiting

Other hypernyms of ipecac include emetic, nauseant, vomitive.

ipecac (noun)	vomit (noun)
a medicinal drug used to evoke vomiting (especially in cases of drug overdose or poisoning)	the reflex act of ejecting the contents of the stomach through the mouth
	a medicine that induces nausea and vomiting
	the matter ejected in vomiting

ipecac (verb)	vomit (verb)
	eject the contents of the stomach through the mouth