langoustine vs Norwegian lobster

langoustine and Norwegian lobster both are nouns.

Word	Noun	Adjective	Verb	Adverb
langoustine	Yes	No	No	No
Norwegian lobster	Yes	No	No	No

As nouns, langoustine and Norwegian lobster are synonyms defined as:

langoustine and Norwegian lobster: caught in European waters; slenderer than American lobster

Other synonyms of langoustine include scampo.

langoustine (noun)	Norwegian lobster (noun)
caught in European waters; slenderer than American lobster	caught in European waters; slenderer than American lobster