sweetbriar vs eglantine

sweetbriar and eglantine both are nouns.

Word	Noun	Adjective	Verb	Adverb
sweetbriar	Yes	No	No	No
eglantine	Yes	No	No	No

As nouns, sweetbriar and eglantine are synonyms defined as:

sweetbriar and eglantine: Eurasian rose with prickly stems and fragrant leaves and bright pink flowers followed by scarlet hips

Other synonyms of sweetbriar include briar, brier, Rosa eglanteria, sweetbrier.

sweetbriar (noun)	eglantine (noun)
Eurasian rose with prickly stems and fragrant leaves and bright pink flowers followed by scarlet hips	Eurasian rose with prickly stems and fragrant leaves and bright pink flowers followed by scarlet hips