scrub fowl vs mound-bird

scrub fowl and mound-bird both are nouns.

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

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

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

Other synonyms of scrub fowl include megapode, mound bird, mound builder.

scrub fowl (noun)	mound-bird (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