shout vs emit

shout is a noun but emit is not a noun.

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

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

Other hypernyms of shout include let loose, let out, utter.

shout (noun)	emit (noun)
a loud utterance; often in protest or opposition

shout (verb)	emit (verb)
utter in a loud voice; talk in a loud voice (usually denoting characteristic manner of speaking)	expel (gases or odors)
utter a sudden loud cry	express audibly; utter sounds (not necessarily words)
utter aloud; often with surprise, horror, or joy	give off, send forth, or discharge; as of light, heat, or radiation, vapor, etc.
use foul or abusive language towards