mountain devil vs Moloch horridus

mountain devil and Moloch horridus both are nouns.

Word	Noun	Adjective	Verb	Adverb
mountain devil	Yes	No	No	No
Moloch horridus	Yes	No	No	No

As nouns, mountain devil and Moloch horridus are synonyms defined as:

Other synonyms of mountain devil include spiny lizard.

mountain devil (noun)	Moloch horridus (noun)
desert lizard that feeds on ants	desert lizard that feeds on ants
erect bushy shrub of eastern Australia having terminal clusters of red flowers yielding much nectar