Pipa pipa vs tongueless frog

Pipa pipa and tongueless frog both are nouns.

Word	Noun	Adjective	Verb	Adverb
Pipa pipa	Yes	No	No	No
tongueless frog	Yes	No	No	No

As nouns, tongueless frog is a hypernym of Pipa pipa; that is, tongueless frog is a word with a broader meaning than Pipa pipa:

Pipa pipa: a South American toad; incubates its young in pits in the skin of its back
tongueless frog: almost completely aquatic frog native to Africa and Panama and northern South America

Pipa pipa (noun)	tongueless frog (noun)
a South American toad; incubates its young in pits in the skin of its back	almost completely aquatic frog native to Africa and Panama and northern South America