exhale vs emit

exhale and emit both are verbs.

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

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

Other hypernyms of exhale include breathe, pass off.

exhale (verb)	emit (verb)
expel air	expel (gases or odors)
give out (breath or an odor)	express audibly; utter sounds (not necessarily words)
	give off, send forth, or discharge; as of light, heat, or radiation, vapor, etc.