night jasmine vs night jessamine

night jasmine and night jessamine both are nouns.

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

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

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

Other synonyms of night jasmine include Cestrum nocturnum.

night jasmine (noun)	night jessamine (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