hurricane deck vs promenade deck

hurricane deck and promenade deck both are nouns.

Word	Noun	Adjective	Verb	Adverb
hurricane deck	Yes	No	No	No
promenade deck	Yes	No	No	No

As nouns, hurricane deck and promenade deck are synonyms defined as:

hurricane deck and promenade deck: a deck at the top of a passenger ship

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

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