coal house vs shed

coal house and shed both are nouns.

Word	Noun	Adjective	Verb	Adverb
coal house	Yes	No	No	No
shed	Yes	Yes	Yes	No

As nouns, shed is a hypernym of coal house; that is, shed is a word with a broader meaning than coal house:

coal house (noun)	shed (noun)
a shed for storing coal	an outbuilding with a single story; used for shelter or storage

coal house (adjective)	shed (adjective)
	shed at an early stage of development

coal house (verb)	shed (verb)
	cast off hair, skin, horn, or feathers
	cause or allow (a solid substance) to flow or run out or over
	to remove
	pour out in drops or small quantities or as if in drops or small quantities