Chondrus crispus vs carrageen

Chondrus crispus and carrageen both are nouns.

Word	Noun	Adjective	Verb	Adverb
Chondrus crispus	Yes	No	No	No
carrageen	Yes	No	No	No

As nouns, Chondrus crispus and carrageen are synonyms defined as:

Chondrus crispus and carrageen: dark purple edible seaweed of the Atlantic coasts of Europe and North America

Other synonyms of Chondrus crispus include carageen, carragheen, Irish moss.

Chondrus crispus (noun)	carrageen (noun)
dark purple edible seaweed of the Atlantic coasts of Europe and North America	dark purple edible seaweed of the Atlantic coasts of Europe and North America