thunder snake vs Carphophis amoenus

thunder snake and Carphophis amoenus both are nouns.

Word	Noun	Adjective	Verb	Adverb
thunder snake	Yes	No	No	No
Carphophis amoenus	Yes	No	No	No

As nouns, thunder snake and Carphophis amoenus are synonyms defined as:

thunder snake and Carphophis amoenus: small reddish wormlike snake of eastern United States

Other synonyms of thunder snake include worm snake.

thunder snake (noun)	Carphophis amoenus (noun)
small reddish wormlike snake of eastern United States	small reddish wormlike snake of eastern United States