shelter vs protection

shelter and protection both are nouns.

Word	Noun	Adjective	Verb	Adverb
shelter	Yes	No	Yes	No
protection	Yes	No	No	No

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

Other hypernyms of shelter include protective cover, protective covering.

As nouns, shelter and protection are synonyms defined as:

shelter (noun)	protection (noun)
a structure that provides privacy and protection from danger	the activity of protecting someone or something
protective covering that provides protection from the weather	payment extorted by gangsters on threat of violence
temporary housing for homeless or displaced persons	kindly endorsement and guidance
a way of organizing business to reduce the taxes it must pay on current earnings	the imposition of duties or quotas on imports in order to protect domestic industry against foreign competition
the condition of being protected	a covering that is intend to protect from damage or injury
	defense against financial failure; financial independence
	the condition of being protected

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