expectorate vs cough out

expectorate and cough out both are verbs.

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

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

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

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

expectorate (verb)	cough out (verb)
discharge (phlegm or sputum) from the lungs and out of the mouth	discharge (phlegm or sputum) from the lungs and out of the mouth
clear out the chest and lungs