mound-bird vs scrub fowl

mound-bird and scrub fowl both are nouns.

Word	Noun	Adjective	Verb	Adverb
mound-bird	Yes	No	No	No
scrub fowl	Yes	No	No	No

As nouns, mound-bird and scrub fowl are synonyms defined as:

mound-bird and scrub fowl: large-footed short-winged birds of Australasia; build mounds of decaying vegetation to incubate eggs

Other synonyms of mound-bird include megapode, mound bird, mound builder.

mound-bird (noun)	scrub fowl (noun)
large-footed short-winged birds of Australasia; build mounds of decaying vegetation to incubate eggs	large-footed short-winged birds of Australasia; build mounds of decaying vegetation to incubate eggs