white cypress vs Atlantic white cedar

white cypress and Atlantic white cedar both are nouns.

Word	Noun	Adjective	Verb	Adverb
white cypress	Yes	No	No	No
Atlantic white cedar	Yes	No	No	No

As nouns, white cypress and Atlantic white cedar are synonyms defined as:

white cypress and Atlantic white cedar: slow-growing medium-sized cedar of east coast of the United States; resembles American arborvitae

Other synonyms of white cypress include Chamaecyparis thyoides, coast white cedar, southern white cedar, white cedar.

white cypress (noun)	Atlantic white cedar (noun)
slow-growing medium-sized cedar of east coast of the United States; resembles American arborvitae	slow-growing medium-sized cedar of east coast of the United States; resembles American arborvitae