cough out vs spit out

cough out and spit out both are verbs.

Word	Noun	Adjective	Verb	Adverb
cough out	No	No	Yes	No
spit out	No	No	Yes	No

As verbs, cough out and spit out are synonyms defined as:

cough out and spit out: discharge (phlegm or sputum) from the lungs and out of the mouth

Other synonyms of cough out include cough up, expectorate, spit up.

As verbs, spit out is a hyponym of cough out; that is, spit out is a word with a more specific, narrower meaning than cough out:

Other hyponyms of cough out include cough, ptyalise, ptyalize, spew, spit, spue, splutter, sputter.

cough out (verb)	spit out (verb)
discharge (phlegm or sputum) from the lungs and out of the mouth	spit up in an explosive manner
	discharge (phlegm or sputum) from the lungs and out of the mouth
	utter with anger or contempt