Anguis fragilis vs slowworm

Anguis fragilis and slowworm both are nouns.

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

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

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

Other synonyms of Anguis fragilis include blindworm.

Anguis fragilis (noun)	slowworm (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