cargo deck vs storage area

cargo deck and storage area both are nouns.

Word	Noun	Adjective	Verb	Adverb
cargo deck	Yes	No	No	No
storage area	Yes	No	No	No

As nouns, cargo deck and storage area are synonyms defined as:

cargo deck and storage area: the space in a ship or aircraft for storing cargo

Other synonyms of cargo deck include cargo area, cargo hold, hold.

cargo deck (noun)	storage area (noun)
the space in a ship or aircraft for storing cargo	the space in a ship or aircraft for storing cargo