nautilus vs paper nautilus

nautilus and paper nautilus both are nouns.

Word	Noun	Adjective	Verb	Adverb
nautilus	Yes	No	No	No
paper nautilus	Yes	No	No	No

As nouns, nautilus and paper nautilus are synonyms defined as:

nautilus and paper nautilus: cephalopod mollusk of warm seas whose females have delicate papery spiral shells

Other synonyms of nautilus include Argonaut, Argonauta argo.

nautilus (noun)	paper nautilus (noun)
cephalopod of the Indian and Pacific oceans having a spiral shell with pale pearly partitions	cephalopod mollusk of warm seas whose females have delicate papery spiral shells
cephalopod mollusk of warm seas whose females have delicate papery spiral shells
a submarine that is propelled by nuclear power