Dirca palustris vs ropebark

Dirca palustris and ropebark both are nouns.

Word	Noun	Adjective	Verb	Adverb
Dirca palustris	Yes	No	No	No
ropebark	Yes	No	No	No

As nouns, Dirca palustris and ropebark are synonyms defined as:

Dirca palustris and ropebark: deciduous shrub of eastern North America having tough flexible branches and pliable bark and small yellow flowers

Other synonyms of Dirca palustris include leatherwood, moose-wood, moosewood, wicopy.

Dirca palustris (noun)	ropebark (noun)
deciduous shrub of eastern North America having tough flexible branches and pliable bark and small yellow flowers	deciduous shrub of eastern North America having tough flexible branches and pliable bark and small yellow flowers