awning deck vs hurricane roof

awning deck and hurricane roof both are nouns.

Word	Noun	Adjective	Verb	Adverb
awning deck	Yes	No	No	No
hurricane roof	Yes	No	No	No

As nouns, awning deck and hurricane roof are synonyms defined as:

Other synonyms of awning deck include hurricane deck, promenade deck.

awning deck (noun)	hurricane roof (noun)
a deck at the top of a passenger ship	a deck at the top of a passenger ship