night jessamine vs night jasmine

night jessamine and night jasmine both are nouns.

Word	Noun	Adjective	Verb	Adverb
night jessamine	Yes	No	No	No
night jasmine	Yes	No	No	No

As nouns, night jessamine and night jasmine are synonyms defined as:

night jessamine and night jasmine: West Indian evergreen shrub having clusters of funnel-shaped yellow-white flowers that are fragrant by night

Other synonyms of night jessamine include Cestrum nocturnum.

night jessamine (noun)	night jasmine (noun)
West Indian evergreen shrub having clusters of funnel-shaped yellow-white flowers that are fragrant by night	West Indian evergreen shrub having clusters of funnel-shaped yellow-white flowers that are fragrant by night