brush kangaroo vs wallaby

brush kangaroo and wallaby both are nouns.

Word	Noun	Adjective	Verb	Adverb
brush kangaroo	Yes	No	No	No
wallaby	Yes	No	No	No

As nouns, brush kangaroo and wallaby are synonyms defined as:

brush kangaroo and wallaby: any of various small or medium-sized kangaroos; often brightly colored

brush kangaroo (noun)	wallaby (noun)
any of various small or medium-sized kangaroos; often brightly colored	any of various small or medium-sized kangaroos; often brightly colored