cough out vs expectorate

cough out and expectorate both are verbs.

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

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

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

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

cough out (verb)	expectorate (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