conger vs conger eel

conger and conger eel both are nouns.

Word	Noun	Adjective	Verb	Adverb
conger	Yes	No	No	No
conger eel	Yes	No	No	No

As nouns, conger and conger eel are synonyms defined as:

conger and conger eel: large dark-colored scaleless marine eel found in temperate and tropical coastal waters; some used for food

conger (noun)	conger eel (noun)
large dark-colored scaleless marine eel found in temperate and tropical coastal waters; some used for food	large dark-colored scaleless marine eel found in temperate and tropical coastal waters; some used for food