slowworm vs Anguis fragilis

slowworm and Anguis fragilis both are nouns.

Word	Noun	Adjective	Verb	Adverb
slowworm	Yes	No	No	No
Anguis fragilis	Yes	No	No	No

As nouns, slowworm and Anguis fragilis are synonyms defined as:

slowworm and Anguis fragilis: small burrowing legless European lizard with tiny eyes; popularly believed to be blind

Other synonyms of slowworm include blindworm.

slowworm (noun)	Anguis fragilis (noun)
small burrowing legless European lizard with tiny eyes; popularly believed to be blind	small burrowing legless European lizard with tiny eyes; popularly believed to be blind