army hut vs shelter

army hut and shelter both are nouns.

Word	Noun	Adjective	Verb	Adverb
army hut	Yes	No	No	No
shelter	Yes	No	Yes	No

As nouns, shelter is a hypernym of army hut; that is, shelter is a word with a broader meaning than army hut:

army hut (noun)	shelter (noun)
temporary military shelter	a structure that provides privacy and protection from danger
	protective covering that provides protection from the weather
	temporary housing for homeless or displaced persons
	a way of organizing business to reduce the taxes it must pay on current earnings
	the condition of being protected

army hut (verb)	shelter (verb)
	invest (money) so that it is not taxable
	provide shelter for