eruct vs emit

eruct and emit both are verbs.

Word	Noun	Adjective	Verb	Adverb
eruct	No	No	Yes	No
emit	No	No	Yes	No

As verbs, emit is a hypernym of eruct; that is, emit is a word with a broader meaning than eruct:

Other hypernyms of eruct include breathe, pass off.

eruct (verb)	emit (verb)
expel gas from the stomach	expel (gases or odors)
eject or send out in large quantities, also metaphorical	express audibly; utter sounds (not necessarily words)
	give off, send forth, or discharge; as of light, heat, or radiation, vapor, etc.