coal miner's lung vs black lung

coal miner's lung and black lung both are nouns.

Word	Noun	Adjective	Verb	Adverb
coal miner's lung	Yes	No	No	No
black lung	Yes	No	No	No

As nouns, coal miner's lung and black lung are synonyms defined as:

coal miner's lung and black lung: lung disease caused by inhaling coal dust

Other synonyms of coal miner's lung include anthracosis, black lung disease.

coal miner's lung (noun)	black lung (noun)
lung disease caused by inhaling coal dust	lung disease caused by inhaling coal dust