Opsanus tau vs toadfish

Opsanus tau and toadfish both are nouns.

Word	Noun	Adjective	Verb	Adverb
Opsanus tau	Yes	No	No	No
toadfish	Yes	No	No	No

As nouns, Opsanus tau and toadfish are synonyms defined as:

Opsanus tau and toadfish: bottom-dwelling fish having scaleless slimy skin and a broad thick head with a wide mouth

Opsanus tau (noun)	toadfish (noun)
bottom-dwelling fish having scaleless slimy skin and a broad thick head with a wide mouth	bottom-dwelling fish having scaleless slimy skin and a broad thick head with a wide mouth