southern magnolia vs bull bay

southern magnolia and bull bay both are nouns.

Word	Noun	Adjective	Verb	Adverb
southern magnolia	Yes	No	No	No
bull bay	Yes	No	No	No

As nouns, southern magnolia and bull bay are synonyms defined as:

southern magnolia and bull bay: evergreen tree of southern United States having large stiff glossy leaves and huge white sweet-smelling flowers

Other synonyms of southern magnolia include evergreen magnolia, large-flowering magnolia, Magnolia grandiflora.

southern magnolia (noun)	bull bay (noun)
evergreen tree of southern United States having large stiff glossy leaves and huge white sweet-smelling flowers	evergreen tree of southern United States having large stiff glossy leaves and huge white sweet-smelling flowers