South American bullfrog vs crapaud

South American bullfrog and crapaud both are nouns.

Word	Noun	Adjective	Verb	Adverb
South American bullfrog	Yes	No	No	No
crapaud	Yes	No	No	No

As nouns, South American bullfrog and crapaud are synonyms defined as:

South American bullfrog and crapaud: large toothed frog of South America and Central America resembling the bullfrog

Other synonyms of South American bullfrog include Leptodactylus pentadactylus.

South American bullfrog (noun)	crapaud (noun)
large toothed frog of South America and Central America resembling the bullfrog	large toothed frog of South America and Central America resembling the bullfrog