black haw vs shittimwood

black haw and shittimwood both are nouns.

Word	Noun	Adjective	Verb	Adverb
black haw	Yes	No	No	No
shittimwood	Yes	No	No	No

As nouns, black haw and shittimwood are synonyms defined as:

black haw and shittimwood: deciduous tree of southeastern United States and Mexico

Other synonyms of black haw include Bumelia lanuginosa, chittamwood, chittimwood, false buckthorn.

black haw (noun)	shittimwood (noun)
upright deciduous shrub having frosted dark-blue fruit; east and east central North America	wood of the shittah tree used to make the ark of the Hebrew Tabernacle
deciduous tree of southeastern United States and Mexico	deciduous tree of southeastern United States and Mexico
	shrubby thorny deciduous tree of southeastern United States with white flowers and small black drupaceous fruit